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A calm, clutter-free converter for length, weight, temperature, volume, speed and everything in between. Accurate formulas, instant results, zero clutter.
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Browse by category
16 categories · 674 converters
Length
90 conversions
mm · cm · in · ft
Weight
72 conversions
kg · lb · oz · g
Temperature
6 conversions
°C · °F · K
Area
72 conversions
ft² · m² · ac · ha
Volume
72 conversions
L · gal · mL · fl oz
Speed
30 conversions
km/h · mph · kn · m/s
Time
56 conversions
h · min · s · d
Data Storage
42 conversions
GB · MB · KB · TB
Data Transfer
20 conversions
Mbps · Gbps · kbps · Tbps
Pressure
56 conversions
psi · bar · kPa · atm
Energy
56 conversions
kcal · kJ · J · BTU
Power
30 conversions
hp · kW · W · MW
Angle
20 conversions
° · rad · gon · ′
Frequency
20 conversions
Hz · kHz · MHz · GHz
Fuel Economy
12 conversions
mpg · L/100km · km/L · mpg (UK)
Density
20 conversions
kg/m³ · g/cm³ · lb/ft³ · lb/in³
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Accurate
Each converter uses the exact formula for its units. No rounded shortcuts, no approximations.