Calculators

Calculate your exact age in years, months, days, hours, and minutes from your date of birth.

All-in-one percentage tool: calculate what is X% of Y, percentage share, and percentage increase or decrease.

Calculate original price, percentage savings, extra coupon discounts, and the final checkout amount.

Compute gross profit, profit margin percentage, and markup percentage from your cost and selling price.

Calculate simple interest, total repayment value, and annual earnings from principal, rate, and time.

Calculate exponential wealth growth and compound interest with flexible compounding intervals.

Calculate mean (average), median, mode, range, minimum, maximum, and sum from any set of numbers.

Simplify ratios, solve equivalent proportions (A:B = C:D), and divide quantities in specific ratios.

Calculate the percentage growth or increase between an initial value and a new value.

Calculate the percentage drop or reduction between an original value and a lower value.

Compute the relative percentage difference between two values without an inherent starting point.

Fairly divide restaurant checks and tip amounts equally among group members.