Free online calculators, done right

Fast, accurate and mobile-friendly calculators for math, finance, health, dates and everyday life. No sign-up, no clutter.

Math

Percentage and other everyday math tools, calculated instantly.

Loan EMI, tax, stamp duty and investment calculators for India.

BMI, calorie and fitness calculators to track your health.

Age and date-difference tools, accurate to the day.

Time duration and time-sheet calculators.

Small everyday calculators: tips, discounts and more.

TrueCalculator works entirely in your browser. Your numbers never leave your device.