Digital & Data — FreeToolStack

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Convert between bytes, KB, MB, GB, TB, PB and their binary equivalents (KiB, MiB, GiB, TiB).

Convert file sizes between bytes, KB, MB, GB, TB, and PB with both SI and binary values.

Convert between mph, km/h, m/s, ft/s, and knots instantly.

More unit & conversion tools

Convert between centimeters, inches, kilometers, miles, and more

Convert between kilograms, pounds, and other weight units

Convert between Celsius, Fahrenheit, and Kelvin

Square feet to meters, volume converter, and area calculators

Timezone converter, date difference, age calculator, and Unix timestamp tools

Pressure, energy, power, angle, and fuel efficiency converters

Percentage, ratio, proportion, scientific notation, and Roman numeral tools

Real-time currency conversion between world currencies