All Calculators
Every free tool on CalculatorAll, organized by category — pick a calculator below and get instant, accurate results.
Date & Age
Age CalculatorKnow your exact age in years, months, weeks, days & hoursOpen Age Difference CalculatorFind the exact age gap between two people instantlyOpen Date CalculatorCalculate days, weeks & months between two datesOpen Countdown CalculatorSee exactly how many days are left until any dateOpen Time Duration CalculatorAdd, subtract or find the gap between two clock timesOpen Business Days CalculatorCount working days between two dates, weekends excludedOpen
Finance
Interest CalculatorCalculate simple & compound interest easilyOpen EMI CalculatorKnow your EMI, interest & total loan cost instantlyOpen PPF CalculatorPlan your PPF maturity amount & interest breakdownOpen SIP CalculatorEstimate the future value of your monthly SIP investmentOpen FD CalculatorCalculate fixed deposit maturity amount & interestOpen RD CalculatorCalculate recurring deposit maturity valueOpen Lumpsum CalculatorEstimate mutual fund returns on a one-time investmentOpen HRA CalculatorCalculate your exempt House Rent AllowanceOpen Gratuity CalculatorEstimate your gratuity payout on leaving a jobOpen CAGR CalculatorFind the compound annual growth rate of an investmentOpen GST CalculatorAdd or remove GST from any amount instantlyOpen Income Tax CalculatorEstimate your income tax under old vs new regimeOpen
Math
Percentage CalculatorSolve percentage increase, decrease & value problems fastOpen Scientific CalculatorAdvanced scientific & basic calculator for every calculationOpen Average CalculatorFind the mean, sum and median of any list of numbersOpen GPA / CGPA CalculatorCalculate your GPA or CGPA from subject-wise gradesOpen Ratio CalculatorSimplify ratios or solve for an equivalent ratioOpen Fraction CalculatorAdd, subtract, multiply or divide fractionsOpen Discount CalculatorFind the sale price and amount you save instantlyOpen