Calculators

Perform mathematical, physical, financial and date calculations.

All Calculators run in-browser. Your files and data never touch a remote backend server.

Standard calculation pad supporting trigonometric, log, power, and memory functions.

Determine exact age in years, months, weeks, and days based on birth date.

Compute Body Mass Index (BMI) using metric or imperial units.

Calculate percentage changes, ratios, relative shares, and fraction scales.

Divide bills among people adding customized tip percentages instantly.

Calculate monthly installments, interest payments, and breakdown schedules.

Count the number of calendar days, weeks, or business hours between two dates.

Convert clock timings across global locations and time zones.

Convert units of length, weight, temperature, area, volume, and speed.

Convert values across international currencies with manual rate override options.

Calculate original vs promotional prices, listing absolute savings.

Determine tax amounts, net prices, and total margins given percentage rates.

Calculate total trip fuel costs based on distance, consumption, and unit price.

Convert arabic numbers to roman representations and vice versa.