Free Calculators Tools
Everyday math, units, percentages & conversions.
Online CalculatorA fast, clean calculator for everyday math.Percentage CalculatorCalculate percentages, increases, decreases and differences.Date CalculatorCount days between two dates or add and subtract time.Unit ConverterConvert length, weight, temperature, volume and speed.File Size ConverterConvert between bytes, KB, MB, GB and TB.Currency ConverterConvert between world currencies with up-to-date rates.Will AI Replace My Job? CalculatorSee how exposed your job is to AI, task-level, with what stays human.Group Expense SplitterSplit trip or dinner costs, see who owes whom, and share the tab by link.AC BTU & Tonnage CalculatorWork out the BTU and AC tonnage a room needs from its size, sun, climate and use.Zakat CalculatorAdd your assets and debts to see if you owe zakat and exactly how much.Tile & Flooring CalculatorWork out how many tiles and boxes a floor needs, with wastage and cost.