6 FREE TOOLS

Math Tools

Free online calculators and mathematical tools.

Age Calculator

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

Instantly calculate sale prices, savings amounts and discount percentages.

Generate truly random numbers within any custom range, with optional uniqueness.

Add, subtract, multiply and divide fractions with step-by-step results.

Calculate mean, median, mode and range for any list of numbers.

Calculate and simplify image or video aspect ratios, or find a missing width or height — free, instant.