Calculators
26 curated tools in this category.
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.
CalculatorsAge 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.
CalculatorsBMI 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.
CalculatorsCalorie 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.
CalculatorsCarbon Footprint Calculator
Calculate your carbon footprint from transportation, energy, diet, and lifestyle. Free CO2 calculator shows emissions in tons per year with reduction tips.
CalculatorsCompound Interest Calculator
Calculate how your potential investment grows over time with compound interest. Supports monthly contributions, different compounding frequencies, and inflation adjustment.
CalculatorsCurrency 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.
CalculatorsDate 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.
CalculatorsDebt 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.
CalculatorsFuel 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.
CalculatorsGPA 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.
CalculatorsInflation 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.
CalculatorsLease 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.
CalculatorsLoan 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.
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.
CalculatorsMortgage 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.
CalculatorsPaycheck 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.
CalculatorsPercentage 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.
CalculatorsPregnancy 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.
CalculatorsRetirement 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.
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.
CalculatorsStock 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.
CalculatorsTimezone 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.
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.
Calculators