Units UI
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Unit Converter
Convert between 187 units across 23 measurement categories
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Select Category
Length
Area
Mass
Volume
Each
Temperature
Time
Digital Storage
Parts Per
Speed
Pace
Pressure
Current
Voltage
Power
Reactive Power
Apparent Power
Energy
Reactive Energy
Volume Flow Rate
Illuminance
Frequency
Angle
Tempo / BPM
Convert Length
Value
From
mm
cm
m
km
in
yd
ft-us
ft
mi
To
mm
cm
m
km
in
yd
ft-us
ft
mi
Result
3.28084 ft
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