All Tools
Browse every tool in the platform. Add a new file to /src/tools to publish instantly.
401k Calculator with Employer Match
Free 401k calculator with employer match formulas, IRS limits, catch-up contributions, and inflation adjustment. Calculate retirement savings, maximize employer match, and see year-by-year growth projections.
CalculatorsActive/Passive Voice Converter
Convert sentences between active and passive voice with rule-based grammar transformation. Best for simple, common sentence structures. For complex sentences, consider AI-powered tools like Grammarly.
Text & WritingAd Copy Analyzer
Analyze and optimize your advertising copy for maximum conversion with detailed scoring on persuasiveness, clarity, and CTA effectiveness.
SEO & MarketingAge Calculator
Calculate your exact age in years, months, days, hours, and minutes. Find out how old you are, how many days until your next birthday, or the age difference between two people.
CalculatorsAge in Days Calculator
Calculate your exact age in days, hours, and minutes. Find out how many days old you are from your birth date.
Time ToolsAmortization Calculator
Calculate loan amortization schedule with monthly payment breakdown. See how much principal and interest you pay each month, total interest paid, and complete payment schedule for mortgages, car loans, and personal loans.
Finance ToolsAngle Converter
Convert angle units: degrees, radians, gradians, turns, arcminutes, arcseconds. Perfect for mathematics, engineering, navigation, astronomy, and trigonometry.
Unit ConvertersAppointment Calculator
Calculate appointment scheduling and time slots. Estimate daily appointment capacity and booking optimization.
Business ToolsAPR Calculator
Calculate Annual Percentage Rate (APR) for loans including interest rate and fees. Compare APR vs interest rate, understand true loan cost, and calculate effective APR with closing costs for mortgages, auto loans, and personal loans.
Finance ToolsArea Converter
Convert area units: square feet, square meters, acres, hectares, square yards, square miles, and more. Perfect for real estate, construction, land measurement, and international conversions.
Unit ConvertersAspect Ratio Calculator
Calculate dimensions (width/height) based on aspect ratio. Find missing constraints for images and video.
Image ToolsAspect Ratio Calculator Advanced
Calculate aspect ratios, resize images proportionally, and convert between ratios. Advanced aspect ratio calculations.
Design ToolsAudio Trimmer
Trim audio files online for free. Cut MP3, WAV, and other audio formats. Easy audio cutter and editor.
ConvertersBackground Remover
Remove image background online for free. AI-powered background remover for photos. Make transparent backgrounds instantly.
Image ToolsBacklink Analyzer Simulator
Analyze and simulate backlink profiles with domain authority estimation, anchor text distribution, and link quality assessment.
SEO & MarketingBarcode Generator
Create barcodes online for free. Generate UPC, EAN, Code 128, QR codes and more. Free barcode maker for products and inventory.
Business ToolsBase64 Encoder / Decoder
Convert text or binary data to Base64 format and decode Base64 strings back to text instantly. Supports UTF-8 characters and handles large inputs efficiently.
Web Dev ToolsBinary Translation Tool
Convert text to binary (010101) and binary to text. Also supports Decimal number to Binary conversion. Learn computer language instantly.
Web Dev ToolsBMI Calculator
Calculate your Body Mass Index (BMI) instantly with our free BMI calculator. Support for metric (kg, cm) and imperial (lbs, ft, in) units. Get your BMI classification and healthy weight range.
CalculatorsBorder Radius Generator
Generate CSS border-radius code for rounded corners. Create custom corner shapes with individual radius controls.
Developer ToolsBox Shadow Generator
Generate CSS box-shadow code for depth and elevation effects. Create multiple shadows with custom blur, spread, and color.
Developer ToolsBreak-Even Analysis Calculator - Calculate Break-Even Point
Calculate break-even point in units and revenue. Analyze fixed costs, variable costs, and pricing to determine when your business becomes profitable. Includes margin of safety and target profit analysis.
Finance & BusinessBreak-Even Point Calculator
Calculate break-even point for businesses. Find out how many units you need to sell to cover all costs. Essential for pricing strategy, business planning, and profitability analysis.
Business ToolsBudget Calculator
Calculate and track monthly budget with income, expenses, and savings. Free personal finance calculator for budget planning and money management.
Finance ToolsBusiness Card Maker
Design professional business cards online. Create custom business card layouts with contact information, logos, and branding.
Business ToolsBusiness Valuation Calculator - Estimate Company Worth
Calculate business valuation using multiple methods: earnings multiplier, revenue multiplier, asset-based, and DCF. Get accurate company worth estimates for buying, selling, or investment decisions.
Finance & BusinessCalendar Generator
Generate printable calendars for any month and year. Create custom monthly calendars with holidays and important dates.
Productivity ToolsCall-to-Action (CTA) Generator
Generate compelling call-to-action buttons and phrases that drive clicks and conversions for websites, ads, and marketing campaigns.
SEO & MarketingCalorie Calculator
Calculate your daily calorie needs based on age, gender, height, weight, and activity level. Find out how many calories you need to maintain, lose, or gain weight with scientifically-backed formulas.
CalculatorsCamel Case Converter
Convert text to camelCase, PascalCase, snake_case, kebab-case, or CONSTANT_CASE instantly. Perfect for programming variable names, API endpoints, and code formatting with our free case converter.
Text ToolsCarbon Footprint Calculator
Calculate your carbon footprint from transportation, energy, diet, and lifestyle. Free CO2 calculator shows emissions in tons per year with reduction tips.
CalculatorsCase Converter
Convert text to UPPERCASE, lowercase, Title Case, Sentence case, or aLtErNaTiNg CaSe instantly. Fix text formatting in seconds with our free online case converter tool.
Text ToolsCash Flow Calculator - Calculate Operating Cash Flow
Calculate operating cash flow, free cash flow, and cash flow projections. Analyze cash inflows, outflows, and runway. Essential for business financial planning and management.
Finance & BusinessCertificate Generator
Create professional certificates of achievement, completion, and recognition. Generate custom certificates for courses, awards, and training programs.
Business ToolsCharacter Counter
Count characters, words, sentences, and paragraphs instantly. Perfect for Twitter/X (280 chars), SMS (160 chars), meta descriptions (160 chars), and social media character limits.
Text ToolsColor Blindness Simulator
Simulate how colors appear with different types of color blindness. Test designs for colorblind accessibility.
Design ToolsColor Contrast Checker
Check color contrast ratio for accessibility. Ensure WCAG AA/AAA compliance for text and background colors.
Design ToolsColor Name Finder
Find color names from hex or RGB values. Discover the closest named color with visual preview. Database of 140+ CSS color names plus extended color name library for designers.
Image & Color ToolsColor Palette Generator
Generate beautiful color palettes from a base color. Create complementary, analogous, triadic, and tetradic color schemes. Perfect for web design, branding, and UI development.
Image & Color ToolsColor Picker Calculator
Calculate color values in HEX, RGB, and HSL formats. Convert between color formats and get color codes.
Design ToolsCommission Calculator
Calculate sales commission, earnings, and take-home pay. Professional commission calculator with tiered rates and monthly projections.
Business ToolsCompound Interest Calculator
Calculate how your potential investment grows over time with compound interest. Supports monthly contributions, different compounding frequencies, and inflation adjustment.
CalculatorsConcrete Calculator - Calculate Concrete Volume & Cost
Calculate concrete volume, bags needed, and total cost for your construction project. Supports slabs, footings, columns, stairs, and circular areas.
Advanced CalculatorsContent Length Optimizer
Analyze content length and get recommendations for optimal word count based on content type, SEO, and audience engagement.
Text & WritingConversion Rate Calculator
Calculate conversion rates for marketing, sales, and websites. Track visitors to customers, leads to sales, and clicks to conversions with instant percentage calculations.
Business ToolsCooking Measurement Converter
Convert cooking measurements: cups, tablespoons, teaspoons, milliliters, ounces, and more. Perfect for recipes, baking, international cooking, and meal preparation.
Unit ConvertersCountdown Timer Maker
Calculate countdown timer duration to any date and time. Create countdowns for events, launches, and deadlines.
Productivity ToolsCSS Beautifier & Formatter
Format and beautify CSS code instantly. Convert minified or messy CSS into clean, readable, properly indented code with our free CSS beautifier and formatter tool.
Text ToolsCSS Gradient Calculator
Generate CSS gradient code for linear and radial gradients. Create beautiful color gradients with angle and color stops.
Developer ToolsCSS Minifier & Formatter
Compress CSS code to reduce file size or beautify messy CSS for readability. Free, fast, and works entirely in your browser.
Web Dev ToolsCurrency Exchange Calculator
Convert between major world currencies with indicative exchange rates. Calculate currency conversion for USD, EUR, GBP, JPY, CAD, AUD, CHF, CNY, and more with reference rates.
CalculatorsCustomer Acquisition Cost (CAC) Calculator - Calculate CAC & LTV
Calculate Customer Acquisition Cost (CAC), Customer Lifetime Value (LTV), and LTV:CAC ratio. Analyze marketing efficiency and customer profitability for better business decisions.
Finance & BusinessCustomer Lifetime Value Calculator
Calculate Customer Lifetime Value (CLV/LTV) for business growth planning. Determine the total value a customer brings over their entire relationship with your company.
Business ToolsData Storage Converter
Convert data storage units: bytes, KB, MB, GB, TB, PB, and more. Perfect for understanding file sizes, storage capacity, download sizes, and data usage. Supports both decimal and binary units.
Unit ConvertersDate Calculator
Add or subtract days, weeks, months, or years from any date. Calculate business days, count days between dates, and find specific dates for planning and scheduling.
CalculatorsDays Between Dates Calculator
Calculate days, weeks, months, and years between two dates. Perfect for project planning, age calculation, deadline tracking, and event countdowns.
Productivity ToolsDays Until Calculator
Calculate days until any date. Find out how many days until holidays, birthdays, deadlines, and important dates.
Time ToolsDebt Calculator
Calculate debt payoff timeline, total interest, and monthly payments. Get debt-free faster with snowball and avalanche strategies.
Finance ToolsDebt Payoff Calculator
Calculate how to pay off credit card and loan debt faster using snowball or avalanche methods. Free debt payoff calculator shows timeline, interest savings, and optimal payment strategy.
CalculatorsDeck Calculator - Calculate Boards, Joists, Posts & Cost
Calculate complete deck materials including decking boards, joists, beams, posts, footings, and hardware. Get accurate estimates with detailed material breakdown and total cost.
Advanced CalculatorsDiscount Calculator
Calculate sale price and savings instantly. Supports single discounts and multiple stacked discounts (e.g., 50% off + extra 20% off).
Shopping ToolsDPI Calculator
Calculate DPI (Dots Per Inch) and PPI (Pixels Per Inch) for print and screen resolutions. Essential for designers, photographers, and print professionals to ensure optimal image quality.
Image & Color ToolsEM to PX Converter
Convert between em and px units for CSS. Calculate relative font sizes and spacing with em units.
Developer ToolsEmail Signature Generator
Create professional email signatures instantly. Design custom HTML email signatures with contact info, social links, and branding.
Business ToolsEmail Subject Line Analyzer
Analyze email subject lines for length, power words, sentiment, and effectiveness. Optimize subject lines to improve open rates with instant feedback and scoring.
Business ToolsEnergy Converter
Convert energy units: joules, calories, kilocalories, BTU, kilowatt-hours, electronvolts, and more. Perfect for physics, nutrition, engineering, and scientific calculations.
Unit ConvertersEvent Countdown
Calculate time remaining until special events. Create countdowns for weddings, birthdays, holidays, and important dates.
Productivity ToolsFacebook Video Downloader
Download Facebook videos in HD quality for free. Save Facebook videos from posts, stories, and watch. Fast and secure download.
Web Dev ToolsFence Calculator - Calculate Posts, Panels & Cost
Calculate fence materials including posts, panels, rails, pickets, and total cost. Supports wood, vinyl, chain link, and custom fencing. Get accurate estimates with detailed material breakdown.
Advanced CalculatorsFibonacci Calculator
Calculate Fibonacci sequence numbers, find the Nth Fibonacci number, generate sequences, and explore the golden ratio. Perfect for mathematics, nature patterns, and programming.
Math ToolsFind and Replace Text
Find and replace text with advanced options including regex support, case sensitivity, and whole word matching. Replace all occurrences or specific matches instantly with our free find and replace tool.
Text ToolsFIRE Calculator
Calculate when you can achieve Financial Independence and Retire Early (FIRE). Plan your path to freedom with accurate retirement projections.
Finance ToolsFlexbox Generator
Generate CSS Flexbox layout code. Calculate flex properties for responsive layouts with justify-content and align-items.
Developer ToolsFlooring Calculator - Calculate Sq Ft, Boxes & Cost
Calculate flooring materials for hardwood, laminate, vinyl, tile, or carpet. Get accurate square footage, boxes/cases needed, and total cost with waste factor included.
Advanced CalculatorsFlowchart Maker Calculator
Calculate flowchart complexity and estimate shapes needed. Plan process diagrams with decision points and action steps.
Productivity ToolsFont Pairing Tool
Calculate font size ratios and create harmonious font pairings. Generate typography scales for web design.
Design ToolsForm Builder Calculator
Calculate form completion time and conversion rates. Optimize web forms by estimating field completion time and dropout rates.
Business ToolsFraction Calculator
Calculate fractions: add, subtract, multiply, divide. Simplify fractions, convert to decimals, and find common denominators.
Math ToolsFrequency Converter
Convert frequency units: hertz, kilohertz, megahertz, gigahertz, RPM, and more. Perfect for electronics, audio, radio, computing, and mechanical engineering.
Unit ConvertersFuel Cost Calculator
Calculate fuel costs for your trip based on distance, vehicle MPG, and gas prices. Plan road trip budgets, compare vehicle fuel efficiency, and estimate total fuel expenses.
CalculatorsGantt Chart Calculator
Calculate Gantt chart timeline and task dependencies. Estimate project duration with overlapping tasks and critical path.
Business ToolsGIF Maker
Create animated GIFs online for free. Convert videos to GIF, combine images into GIF. Easy GIF maker and editor.
Image ToolsGolden Ratio Calculator
Calculate golden ratio (φ = 1.618) proportions for design, art, and architecture. Find harmonious dimensions using the divine proportion.
Math ToolsGPA Calculator
Calculate your Grade Point Average (GPA) from letter grades or percentages. Supports weighted and unweighted GPA calculations for high school and college students with multiple grading scales.
CalculatorsGrade Calculator
Calculate your final grade with weighted assignments, tests, quizzes, and exams. Determine what score you need on final exam to achieve target grade. Perfect for students and teachers.
CalculatorsGradient Generator
Generate CSS gradient code for linear and radial gradients. Create beautiful color transitions with live preview. Copy-ready CSS code for backgrounds, text, and borders.
Image & Color ToolsGrammar Checker
Free online grammar checker to find and fix grammar, spelling, and punctuation errors. Advanced grammar and spell check tool for perfect writing.
Text & WritingGrid Generator Calculator
Generate CSS Grid layout code. Calculate grid columns, rows, and gaps for responsive grid layouts.
Developer ToolsGST Calculator
Calculate GST (Goods and Services Tax) - Add or remove GST, calculate tax amount, and find net/gross prices. Supports multiple GST rates.
Finance ToolsHashtag Counter
Count hashtags in text for social media posts. Analyze hashtag usage for Instagram, Twitter, TikTok, and other platforms.
Social Media ToolsHashtag Generator
Generate trending and relevant hashtags for social media posts to maximize reach and engagement across all platforms.
SEO & MarketingHeadline Analyzer
Analyze and score headlines for emotional impact, clarity, SEO value, and click-worthiness using proven headline formulas.
Text & WritingHex to RGB / RGBA Converter
Convert Hex color codes to RGB, RGBA, HSL, HSLA, and CMYK values instantly. Includes color preview, opacity adjustment, and nearest named color detection.
Web Dev ToolsHourly Rate Calculator
Calculate hourly rate from annual salary or convert salary to hourly. Includes overtime, benefits, taxes, and take-home pay calculations.
Finance ToolsHTML Encoder & Decoder
Encode and decode HTML entities instantly. Convert special characters to HTML entities (<, >, &) or decode HTML entities back to characters with our free HTML encoder decoder tool.
Text ToolsHTML Minifier
Minify HTML code by removing whitespace, comments, and unnecessary characters. Reduce file size by up to 30% for faster page loads. Perfect for optimizing web pages and email templates.
Web Dev ToolsImage Compressor
Compress images online without losing quality. Reduce image file size for JPG, PNG, WEBP, and GIF formats. Free image optimization tool.
Image ToolsImage Resizer
Resize images online for free. Change image dimensions, compress photos, and optimize images for web and print. Fast image resizer.
Image ToolsImage Size Calculator
Calculate responsive image dimensions while maintaining aspect ratio. Perfect for resizing images for web design, social media, and print. Prevent image distortion with accurate calculations.
Image & Color ToolsImage to Text Converter (OCR)
Extract text from images online with OCR. Free image to text converter. Convert JPG, PNG to editable text instantly.
ConvertersInflation Calculator
Calculate inflation impact on purchasing power over time. Free inflation calculator shows how much money will be worth in the future with historical and projected inflation rates.
CalculatorsInstagram Video Downloader
Download Instagram videos, reels, and IGTV for free. Save Instagram content in high quality without watermark. Fast and secure.
Web Dev ToolsInterest Calculator
Calculate simple and compound interest with monthly contributions. Compare interest types and see year-by-year growth breakdown.
Finance ToolsInventory Turnover Calculator - Calculate Turnover Ratio & Days
Calculate inventory turnover ratio, days in inventory, and inventory efficiency. Analyze how quickly inventory sells and optimize stock levels for better cash flow and profitability.
Finance & BusinessInvestment Return Calculator
Calculate ROI (Return on Investment) and future value of investments. Supports compound interest, regular contributions, inflation adjustment, and scenario comparisons. Perfect for stocks, mutual funds, and retirement planning.
Financial CalculatorsInvoice Generator
Create professional invoices online for free. Free invoice maker with templates. Generate invoices instantly for your business.
Business ToolsJavaScript Beautifier & Formatter
Format and beautify JavaScript code instantly. Convert minified or messy JS into clean, readable, properly indented code with our free JavaScript beautifier and formatter tool.
Text ToolsJSON Formatter & Validator
Validate, format, and minify JSON data instantly. Fix common formatting errors, view tree structure (text), and debug API responses with ease. Strict JSON syntax checking included.
Web Dev ToolsJulian Date Calculator
Convert between Julian date and Gregorian calendar. Calculate Julian day number for astronomy and date conversions.
Time ToolsKeyword Density Checker
Check keyword density and frequency in your content. Analyze SEO keyword usage, avoid keyword stuffing, and optimize content for better search rankings with our free keyword density tool.
SEO ToolsLease Calculator
Calculate your monthly car or equipment lease payment with our free lease calculator. Includes residual value, money factor, taxes, and fees for accurate lease cost estimation.
CalculatorsLength Converter
Convert length and distance units: inches, feet, meters, kilometers, miles, yards, centimeters, and more. Perfect for travel, construction, science, and everyday measurements.
Unit ConvertersLine Break Remover
Remove line breaks and join multiple lines into a single line instantly. Clean up text formatting, fix copy-paste issues, and prepare text for single-line inputs with our free line break remover tool.
Text ToolsLoan Calculator
Calculate your monthly loan payment, total interest, and amortization schedule with extra payment impact and scenario comparison. Perfect for personal loans, auto loans, business loans, and more.
CalculatorsLogo Maker
Create professional logos online for free. Logo design tool with templates and icons. Make business logos instantly.
Business ToolsLorem Ipsum Generator
Generate standard "Lorem Ipsum" placeholder text for web design, graphics, and layouts. Features multiple text variations, HTML formatting options, and instant copy.
Web Dev ToolsLumber Calculator - Calculate Board Feet & Wood Cost
Calculate board feet, linear feet, and total cost for lumber projects. Supports dimensional lumber, hardwoods, and custom sizes. Get accurate wood estimates with detailed material breakdown and cost analysis.
Advanced CalculatorsMacros Calculator
Calculate optimal macronutrient ratio (protein, carbs, fats) for weight loss, muscle gain, or maintenance. Free macro calculator based on TDEE and fitness goals.
CalculatorsMarkdown to HTML Converter
Convert Markdown text to clean HTML instantly. Supports headings, lists, bold/italic, links, images, code blocks, and blockquotes. Real-time preview included.
Web Dev ToolsMarkup Calculator
Calculate markup percentage and selling price from cost. Find markup, margin, and profit with reverse calculations for optimal pricing strategy.
Business ToolsMeeting Scheduler Calculator
Calculate optimal meeting times across time zones. Find meeting slots that work for all participants globally.
Business ToolsMeme Generator
Create memes online for free. Funny meme maker with popular templates. Add text to images and generate viral memes instantly.
Image ToolsMeta Tag Generator
Generate SEO-optimized meta tags instantly. Create perfect title tags, meta descriptions, Open Graph tags, and Twitter Card meta tags for better search rankings and social sharing.
SEO ToolsMind Map Calculator
Calculate mind map structure and estimate complexity. Plan your brainstorming sessions with branch and node calculations.
Productivity ToolsMorse Code Translator
Translate text to Morse Code and decode Morse Code back to text. Supports International Morse Code standard.
Text ToolsMortgage Calculator
Calculate your monthly mortgage payment including principal, interest, taxes, insurance, and PMI. Compare refinance options, analyze extra payment impact, and see complete amortization schedule for any home loan.
CalculatorsMP4 to MP3 Converter
Convert MP4 video to MP3 audio online for free. Extract audio from MP4 files. Fast video to audio converter.
ConvertersMulch & Soil Calculator - Calculate Cubic Yards & Bags
Calculate mulch, soil, compost, and topsoil needed for landscaping. Get accurate estimates in cubic yards, cubic feet, and bags. Includes cost calculation and coverage recommendations.
Advanced CalculatorsNet Worth Calculator
Calculate your net worth instantly by entering your assets (cash, investments, real estate) and liabilities (loans, credit cards, mortgages). Track wealth growth, analyze financial health, and plan for financial independence.
Finance ToolsNumber Base Converter
Convert numbers between Binary, Octal, Decimal, Hexadecimal, and Base 2-36. Essential for computer science and programming.
Math ToolsNumber to Words Converter
Convert numbers to written words instantly. Spell out numbers for checks, legal documents, essays, and formal writing. Supports integers and decimals up to trillions.
Text ToolsOpen Graph Meta Tag Generator
Generate Open Graph meta tags for social media sharing with perfect formatting for Facebook, LinkedIn, and other platforms.
SEO & MarketingOrg Chart Generator
Generate organizational charts and calculate team structure. Create company hierarchy diagrams with reporting relationships.
Business ToolsOvertime Calculator
Calculate overtime pay with time-and-a-half and double-time rates. Perfect for hourly workers, employers, and payroll departments. Includes regular pay, overtime pay, and total earnings.
Financial CalculatorsPage Speed Insights Analyzer
Analyze and estimate page speed performance metrics including load time, resource sizes, and optimization opportunities.
SEO & MarketingPaint Calculator - Calculate Paint Needed for Room
Calculate how much paint you need for any room or project. Input room dimensions, doors, windows, and get accurate estimates in gallons and cost. Supports multiple coats, different coverage rates, and various room shapes.
Advanced CalculatorsParaphrasing Tool
Rewrite text in different words while maintaining original meaning. Perfect for avoiding plagiarism and improving content uniqueness.
Text & WritingPayback Period Calculator - Calculate Investment Recovery Time
Calculate payback period for investments, projects, and capital expenditures. Analyze simple and discounted payback periods with cash flow analysis for better investment decisions.
Finance & BusinessPaycheck Calculator
Calculate take-home pay from gross salary with our free paycheck calculator. Includes federal tax, FICA, state tax, and deductions for accurate net pay estimates.
CalculatorsPDF to Word Converter
Convert PDF documents to editable Word format online. Free PDF to DOCX converter with text extraction and formatting preservation.
File ConvertersPercentage Calculator
Calculate percentages instantly with our free percentage calculator. Find what percent X is of Y, calculate percentage increase/decrease, and solve all percentage problems quickly and accurately.
CalculatorsPhoto Editor
Edit photos online for free. Crop, resize, rotate, adjust brightness, contrast, and apply filters. Easy online photo editing tool.
Image ToolsPixels to REM Converter
Convert pixels (px) to REM units and vice versa for responsive web design. Customize base root font size (default 16px).
Web Dev ToolsPlagiarism Checker
Check text for plagiarism online. Free plagiarism detector for students, teachers, and content writers. Detect copied content and ensure originality.
Text & WritingPlagiarism Checker Simulator
Compare two texts to detect similarities and potential plagiarism with detailed similarity scoring and matching phrase identification.
Text & WritingPoll Creator
Calculate poll voting time and response estimates. Plan social media polls, surveys, and quick opinion gathering.
Social Media ToolsPomodoro Timer Calculator
Calculate pomodoro sessions, breaks, and total time for productivity planning. Plan your work sessions using the proven pomodoro technique for focus and efficiency.
Productivity ToolsPower Converter
Convert power units: watts, kilowatts, horsepower, BTU/hr, calories/second, and more. Perfect for engineering, automotive, electrical, and HVAC applications.
Unit ConvertersPregnancy Due Date Calculator
Calculate your pregnancy due date, current week, trimester, and baby development milestones. Get accurate pregnancy timeline based on last menstrual period or conception date.
CalculatorsPressure Converter
Convert pressure units: PSI, bar, pascal, atmosphere, torr, mmHg, and more. Perfect for engineering, automotive, weather, diving, and scientific applications.
Unit ConvertersPricing Strategy Calculator - Calculate Optimal Product Price
Calculate optimal pricing using cost-plus, value-based, and competitive pricing strategies. Analyze markup, margins, break-even, and profit at different price points.
Finance & BusinessPrime Number Checker
Check if a number is prime instantly. Test primality, find prime factorization, list all prime numbers up to N, and learn about prime properties. Works with numbers up to 10 million.
Math ToolsProfit Calculator
Calculate profit, margin, and ROI from revenue and costs. Analyze business profitability with profit percentage, markup, and breakeven point.
Business ToolsProfit Margin Calculator
Calculate profit margin, markup percentage, and total profit based on cost and revenue. Essential for pricing products and business planning.
Business ToolsProfit Margin Calculator - Calculate Gross & Net Margins
Calculate gross profit margin, net profit margin, and operating margin. Analyze profitability, markup, and pricing strategies. Get detailed profit analysis for any business.
Finance & BusinessProject Cost Calculator
Estimate total project costs including labor, materials, overhead, and contingency. Calculate project budget with detailed cost breakdown.
Business ToolsQR Code Generator
Create custom QR codes for free. Generate QR codes for URLs, text, WiFi, contact info, and more. Download high-quality QR codes instantly.
Web Dev ToolsQuiz Maker Calculator
Calculate quiz completion time and scoring. Estimate engagement for online quizzes, tests, and assessments.
Education ToolsQuote Generator
Generate professional business quotes and estimates. Create custom quotes with itemized services, pricing, and terms.
Business ToolsRandom Number Generator
Generate true random numbers within a range. Perfect for lotteries, contests, raffles, and scientific sampling. Supports unique numbers and sorting.
Math ToolsReadability Improver
Automatically improve text readability by identifying and suggesting fixes for complex sentences, passive voice, and difficult words.
Text & WritingReadability Score Calculator
Calculate text readability using multiple algorithms including Flesch Reading Ease, Flesch-Kincaid Grade Level, and SMOG index.
SEO & MarketingReading Speed Calculator
Calculate your reading speed in words per minute (WPM). Test comprehension and measure reading efficiency for students, professionals, and speed readers.
Productivity ToolsReading Time Calculator
Calculate reading time for articles, blog posts, and content. Estimate how long it takes to read text based on average reading speed (200-250 WPM).
Business ToolsReceipt Generator
Create professional receipts online for free. Free receipt maker for business transactions. Generate payment receipts instantly.
Business ToolsRegex Tester
Test and debug regular expressions instantly with live match highlighting, flag support, and detailed explanations. Perfect for validating email patterns, extracting data, and learning regex syntax.
Web Dev ToolsREM Calculator
Convert between rem and px units. Calculate root-relative font sizes for consistent, accessible typography.
Developer ToolsRemove Duplicate Lines
Instantly remove duplicate lines from text lists. Filter unique items, sort results, and clean up your data. Case-sensitive and insensitive options available.
Text ToolsResponsive Breakpoint Calculator
Calculate responsive design breakpoints for mobile, tablet, and desktop. Generate media query code for all screen sizes.
Developer ToolsResume Builder
Create professional resumes online for free. Resume builder with templates and examples. Build your CV in minutes.
Productivity ToolsRetirement Calculator
Calculate how much you need to save for retirement. See if you're on track to retire comfortably with projections based on your current savings, contributions, expected returns, Social Security, and inflation.
CalculatorsRevenue Forecast Calculator - Project Future Revenue
Calculate revenue forecasts using growth rates, trend analysis, and multiple methods. Project monthly and annual revenue with detailed breakdowns for business planning and investor presentations.
Finance & BusinessRGB to HSL Converter
Convert RGB colors to HSL (Hue, Saturation, Lightness) and vice versa. Instant bidirectional conversion with visual color preview. Essential tool for designers, developers, and CSS styling.
Image & Color ToolsRobots.txt Generator
Generate robots.txt file for your website with common rules. Control search engine crawlers, block directories, set crawl delays, and add sitemap URLs. Essential SEO tool for webmasters.
Web Dev ToolsROI Calculator
Calculate Return on Investment (ROI) with percentages, annualized returns, and scenario comparisons. Essential for evaluating business investments, marketing campaigns, and financial decisions with time period analysis and instant ROI insights.
Business ToolsRoman Numeral Converter
Convert Arabic numbers (1, 5, 10) to Roman Numerals (I, V, X) and vice versa instantly. Supports standard notation up to 3,999.
ConvertersRoofing Calculator - Calculate Shingles, Squares & Cost
Calculate roofing materials including shingles, squares, underlayment, and total cost. Supports all roof types and pitches. Get accurate estimates with waste factor and material breakdown.
Advanced CalculatorsSalary Calculator
Convert hourly, monthly, and yearly salary instantly with our free salary calculator. Calculate gross to net income with tax estimates, and compare different pay periods.
CalculatorsSales Commission Calculator
Calculate sales commissions with tiered rates and bonuses. Compute total earnings, monthly/annual projections, and commission breakdown.
Business ToolsSales Tax / VAT Calculator
Calculate sales tax, VAT, or GST instantly. Convert Price excluding tax to Price including tax (and vice versa). Supports custom tax rates.
Finance CalculatorsSales Tax Calculator
Calculate sales tax and final price for any purchase. Supports all US state tax rates, local taxes, and custom rates. Find out how much tax you'll pay before checkout.
Financial CalculatorsSavings Goal Calculator
Calculate how long to reach savings goals with monthly contributions and interest. Plan your financial goals with presets for emergency funds, house down payments, car purchases, and more. Compare scenarios and adjust for inflation.
Finance ToolsSchema Markup Generator (JSON-LD)
Generate structured data Schema.org markup in JSON-LD format for better search engine understanding and rich snippets.
SEO & MarketingScientific Notation Converter
Convert numbers to and from scientific notation (exponential form). Handle very large and very small numbers with E-notation. Perfect for scientists, engineers, and students.
Math ToolsScreen Recorder
Free online screen recorder to capture your screen, audio, and webcam. Record screen videos for tutorials, presentations, and demos.
Productivity ToolsSentence Case Converter
Convert text to sentence case automatically. Capitalize the first letter of each sentence and lowercase the rest with our free sentence case converter tool.
Text ToolsSentence Structure Analyzer
Analyze sentence structure, complexity, and grammatical patterns to improve writing clarity and variety.
Text & WritingShoe Size Converter
Convert shoe sizes between US, UK, EU, and CM measurements for men, women, and children. Perfect for online shopping, travel, and international footwear purchases.
Unit ConvertersSignature Generator
Create digital signatures online for free. Design custom signatures for documents, emails, and contracts. Professional signature maker.
Productivity ToolsSleep Cycle Calculator
Calculate optimal sleep and wake times based on 90-minute sleep cycles. Wake up refreshed by timing sleep to complete REM cycles for better energy and alertness.
Productivity ToolsSocial Media Caption Generator
Generate engaging social media captions for Instagram, Facebook, Twitter, and LinkedIn with hashtag suggestions.
SEO & MarketingSort Text Lines
Sort lists of text alphabetically, numerically, by length, or randomly. Supports reverse order and natural sorting for numbered lists.
Text ToolsSpeech to Text Calculator
Calculate speech-to-text word count and estimate transcription cost. Find out how many words your audio contains.
Productivity ToolsSpeed Converter
Convert speed units instantly. Supports MPH, KPH, Meters per second, Mac, and Knots.
ConvertersSplit Bill Calculator
Split bills and calculate tip per person. Divide restaurant bills, add tips, handle unequal splits, and calculate what each person owes.
Finance ToolsSQL Formatter
Format SQL queries with proper indentation and readability. Beautify minified SQL, add line breaks, and improve code structure. Works with MySQL, PostgreSQL, SQL Server, and Oracle SQL.
Web Dev ToolsStock Profit Calculator
Calculate stock trading profit and loss with our free calculator. Includes commission fees, dividend income, short-term vs long-term capital gains tax comparison, and ROI percentage for accurate investment returns.
CalculatorsStopwatch Calculator
Calculate elapsed time and lap times. Track duration for tasks, workouts, and time tracking purposes.
Productivity ToolsStrong Password Generator
Generate secure, random passwords instantly. Create strong, unhackable passwords with custom length, symbols, numbers, and uppercase letters. Includes strength indicator and "easy to say" options.
Security ToolsSurvey Creator
Calculate survey design and response metrics. Estimate survey completion time and sample size needed for statistical significance.
Business ToolsTemperature Converter
Convert Celsius, Fahrenheit, and Kelvin instantly. Essential for cooking, science, and travel.
ConvertersText Cleaner & Formatter
Clean up messy text instantly. Remove extra spaces, strip HTML tags, remove line breaks, fix indentation, and normalize text for publishing.
Text ToolsText Comparison Tool
Compare two texts and find differences instantly. Identify additions, deletions, and changes between text versions with our free online text comparison tool. Perfect for document comparison and diff checking.
Text ToolsText Repeater
Repeat text multiple times with custom separators. Perfect for testing, creating patterns, generating sample data, social media posts, and text formatting.
Text ToolsText Reverser
Reverse text, flip words, or reverse sentence order. Perfect for creative writing, puzzles, coding, social media, and text manipulation.
Text ToolsText Summarizer
Automatically summarize long texts into concise versions while preserving key points, main ideas, and important information.
Text & WritingText to Binary Converter
Convert text to binary code and binary to text instantly. Translate any text into binary (0s and 1s) or decode binary code back to readable text with our free binary converter tool.
Text ToolsText to Speech Calculator
Calculate text-to-speech duration and estimate audio length. Find out how long it takes to read text aloud.
Productivity ToolsText-to-Speech Syllable Counter
Count syllables in text for poetry, lyrics, speech writing, and reading level analysis with detailed breakdown.
Text & WritingTikTok Video Downloader
Download TikTok videos without watermark. Free TikTok video downloader to save videos in HD quality. Fast and easy.
Web Dev ToolsTile Calculator - Calculate Tiles Needed for Floor or Wall
Calculate how many tiles you need for flooring, walls, or backsplash projects. Input room size and tile dimensions to get accurate tile quantity with waste factor. Supports square and rectangular tiles with detailed cost breakdown.
Advanced CalculatorsTime Duration Converter
Convert time durations: seconds, minutes, hours, days, weeks, months, and years. Perfect for project planning, time tracking, scheduling, and understanding time periods.
Unit ConvertersTime Zone Calculator
Convert time between different time zones. Calculate time differences and schedule across global time zones.
Productivity ToolsTimeline Generator
Create project timelines and calculate duration. Generate visual timelines for projects, events, and historical sequences.
Productivity ToolsTimezone Converter
Convert times between different time zones worldwide. Schedule international meetings, plan calls across time zones, and find the best meeting times for global teams.
CalculatorsTip Calculator
Calculate restaurant tips easily with our free tip calculator. Split bills among friends, calculate tip percentages (15%, 18%, 20%), compare service quality ratings, and find the total bill amount instantly with per-person breakdown.
CalculatorsTip Split Calculator
Calculate tips and split bills among multiple people. Perfect for restaurants, group dinners, and shared expenses. Handles custom tip percentages and unequal splits.
Financial CalculatorsTitle Case Converter
Convert text to proper title case following standard capitalization rules. Automatically capitalize titles, headings, and headlines correctly with our free title case converter tool.
Text ToolsTwitter Card Generator
Generate Twitter Card meta tags for beautiful tweet previews with images, titles, and descriptions.
SEO & MarketingTwitter Video Downloader
Download Twitter videos and GIFs for free. Save videos from tweets in HD quality. Fast Twitter video downloader online.
Web Dev ToolsUnit Price Calculator
Calculate price per unit to compare products and find the best deal. Compare up to 3 items to identify the lowest cost per unit.
Shopping ToolsUnix Time Calculator
Convert Unix timestamp to human-readable date and vice versa. Calculate Unix epoch time for any date.
Developer ToolsUnix Timestamp Converter
Convert Unix timestamps to human-readable dates and vice versa. Supports seconds, milliseconds, microseconds, and nanoseconds. View local and UTC times instantly.
Web Dev ToolsURL Encoder / Decoder
Encode special characters in URLs to valid percent-encoded format and decode them back. Supports UTF-8 and handles complex query strings.
Web Dev ToolsURL Slug Generator
Convert titles and text into SEO-friendly URL slugs. Removes special characters, replaces spaces with hyphens, and optimizes for search engines.
SEO ToolsUUID / GUID Generator
Generate random UUIDs (Universally Unique Identifiers) instantly. Supports UUID Version 4 (Random), bulk generation, uppercase/lowercase, and custom counts.
Web Dev ToolsVAT Calculator
Calculate VAT (Value Added Tax) - add or remove VAT from prices. Supports all VAT rates worldwide including UK 20%, EU rates, and custom percentages.
Finance ToolsVideo Downloader
Download videos from popular platforms. Free online video downloader for YouTube, Vimeo, Facebook, and more. Multiple quality options available.
Web Dev ToolsVideo Trimmer
Trim videos online for free. Cut MP4, AVI, MOV videos precisely. Easy video cutter and editor tool.
Web Dev ToolsViewport Size Calculator
Calculate viewport units (vw, vh) and convert between pixels and viewport percentages. Plan responsive designs with viewport-relative sizing.
Developer ToolsVolume Converter
Convert volume units: liters, gallons, milliliters, cubic meters, fluid ounces, cups, pints, quarts, and more. Perfect for cooking, science, fuel calculations, and international recipes.
Unit ConvertersVW VH Calculator
Calculate vw and vh viewport units. Convert viewport percentages for responsive CSS layouts with multiple device previews.
Developer ToolsWallpaper Calculator - Calculate Rolls & Cost
Calculate wallpaper rolls needed for any room. Accounts for pattern repeat, doors, windows, and waste. Get accurate estimates with detailed coverage breakdown and cost analysis.
Advanced CalculatorsWater Intake Calculator
Calculate daily water intake needs based on weight, activity level, and climate. Free hydration calculator shows how much water to drink per day for optimal health.
CalculatorsWebP to Image Converter
Convert WebP images to common formats like PNG or JPG directly in your browser.
Image ToolsWeek Number Calculator
Calculate week number for any date. Find out what week of the year it is and plan by week numbers.
Time ToolsWeight / Mass Converter
Convert between Kilograms, Pounds, Ounces, Grams, and Stones instantly.
ConvertersWhiteboard Calculator
Calculate whiteboard dimensions and material needed. Estimate costs for wall-mounted or portable whiteboards.
Education ToolsWhitespace Remover
Remove extra spaces, tabs, line breaks, and whitespace from text. Perfect for code cleanup, text formatting, data cleaning, and content preparation.
Text ToolsWord Counter
Count words, characters, sentences, paragraphs, and reading time instantly. Perfect for essays, articles, blog posts, and content writing with reading level analysis.
Text ToolsWord Frequency Counter
Analyze text to find the most frequently used words. Calculate keyword density and occurrence counts instantly. Perfect for SEO analysis and writing improvement.
Text ToolsWord to PDF Converter
Convert Word documents to PDF online for free. DOCX to PDF converter that preserves formatting. Fast and secure Word to PDF conversion.
File ConvertersWords to Number Converter
Convert written words to numbers. Parse text like "one hundred twenty three" to numeric format 123. Handles thousands, millions, and more.
Text ToolsWork Hours Calculator
Calculate total work hours with breaks, overtime, and pay. Track daily, weekly, or project hours for accurate time tracking and payroll calculations.
Productivity ToolsWorking Capital Calculator - Calculate Current Ratio & Liquidity
Calculate working capital, current ratio, quick ratio, and cash conversion cycle. Analyze business liquidity and short-term financial health for better cash flow management.
Finance & BusinessWorld Clock Calculator
Calculate current time in different time zones worldwide. Convert times across global cities and time zones.
Productivity ToolsWriting Tone Analyzer
Analyze the emotional tone and sentiment of your writing to ensure it matches your intended message and audience.
Text & WritingXML Formatter
Format and validate XML with proper indentation. Beautify minified XML, validate syntax, and make XML readable. Supports XML, SOAP, RSS, and SVG formatting with customizable indentation.
Web Dev ToolsYouTube Thumbnail Downloader
Download YouTube video thumbnails in HD quality. Free YouTube thumbnail grabber for all thumbnail sizes. Get YouTube images instantly.
Image ToolsYouTube Thumbnail Maker
Create eye-catching YouTube thumbnails online for free. Custom thumbnail maker with templates. Design click-worthy thumbnails instantly.
Image ToolsYouTube to MP3 Converter
Convert YouTube videos to MP3 audio for free. Download YouTube audio in high quality. Fast YouTube MP3 converter online.
Converters