Calculators

🎂

Age Calculator

Exact age in years, months, days and more

JS tool → ⚖

BMI Calculator

BMI and category with a visual scale

JS tool → 🔥

BMR Calculator

Calories at rest and with your activity level

JS tool → 📅

Date Difference Calculator

Days, weeks, months and working days between dates

JS tool → ⊖

Discount Calculator

Sale price and savings in one step

JS tool → ↔

Length Converter

All length units in one conversion table

JS tool → %

Percentage Calculator

Three percentage calculations in one tool

JS tool → ↑%

Percentage Increase Calculator

Percentage increase, decrease and multiplier at once

JS tool → ◈

Profit Margin Calculator

Gross profit, margin and markup in one place

JS tool → 🎲

Random Number Generator

Random integers, unique or repeated, in any range

JS tool → ₤

Salary Calculator

Annual to hourly — every pay period at once

JS tool → $

Sales Tax Calculator

Tax amount and total from any rate

JS tool → 🌡

Temperature Converter

Celsius, Fahrenheit, Kelvin and Rankine at once

JS tool → £

VAT Calculator

Add or remove VAT in either direction

JS tool → ⚖

Weight Converter

Every weight unit in one conversion table

JS tool → 🍳

Cooking Converter

Convert cups, tablespoons, grams and ounces

JS tool → 💾

Data Storage Converter

Convert bits, bytes, KB, MB, GB, TB and more

JS tool → 01

Number Base Converter

Convert between binary, decimal, hex and more

JS tool → Abc

Number to Words

Convert numbers to English words

JS tool → 🧪

Volume Unit Converter

Convert between metric and US volume units

JS tool →