Conversions calculators
Unit conversions with the exact factors shown.
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- Download Time CalculatorHow long a file takes at your connection speed.
- Video File Size CalculatorStorage needed for any bitrate and duration.
- Area ConverterSquare feet, metres, acres and hectares.
- Aspect Ratio CalculatorResize while keeping proportions exact.
- Base ConverterConvert numbers between any bases.
- Data Storage ConverterBytes, KB, MB, GB and TB, binary or decimal.
All 12 Conversions calculators
- Area Converter
Square feet, metres, acres and hectares.
- Aspect Ratio Calculator
Resize while keeping proportions exact.
- Base Converter
Convert numbers between any bases.
- Data Storage Converter
Bytes, KB, MB, GB and TB, binary or decimal.
- Download Time Calculator
How long a file takes at your connection speed.
- Length Converter
Metres, feet, miles, inches and more in one place.
- Pressure Converter
Convert psi, bar, kPa, atm and mmHg.
- Speed Converter
mph, km/h, knots, m/s and pace per mile.
- Temperature Converter
Celsius, Fahrenheit and Kelvin at once.
- Video File Size Calculator
Storage needed for any bitrate and duration.
- Volume Converter
Litres, gallons, pints, cups and cubic units.
- Weight Converter
Kilograms, pounds, stones, ounces and tonnes.