From financial planning and health tracking to math problems and everyday conversions โ our powerful, **browser-based calculators** provide instant, accurate results. No downloads, no sign-up, completely free and private.
Calculate monthly payments, total interest, and amortization schedule for home loans.
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Calculate Now โPlan your car purchase with down payment, trade-in, and interest calculations.
Calculate Now โSee how your savings or investments grow over time with compounding.
Calculate Now โPlan your retirement savings with contributions and expected returns.
Calculate Now โEstimate federal income tax based on filing status and deductions.
Calculate Now โPlan how to pay off credit card debt and calculate total interest paid.
Calculate Now โEstimate body fat percentage using the U.S. Navy method with measurements.
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Calculate Now โEstimate pregnancy due date and current week from last menstrual period.
Calculate Now โAdvanced calculations with trig, logs, powers, and constants.
Open Calculator โSolve X% of Y, percentage change, and increase/decrease problems.
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Calculate Now โGenerate secure random numbers and calculate GPA from grades.
Open Tool โCalculate exact age in years, months, days, hours, and minutes.
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