Welcome to UnitConversion.io
Welcome to UnitConversion.io. This website was made to be the best unit conversion website on the internet. The way that I hope to achieve this is to make the pages extremely fast and responsive. As you will see below, there are many unit types and an extensive unit list to choose from, which differentiates UnitConversion.io from other similar sites. Our aim is to be a destination for students, professionals, and everyone in between for converting units quickly and in a well presented format. I hope you enjoy the site, and contact me if you have any feedback!
Blog
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Residential Proxy Service: Features and Selection Tips
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How to Ignore Certificate Errors With curl: Risks and Alternatives
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How to Add Text to a GIF: Canva vs. Ezgif
October 21st, 2026
Use Canva if you want a pretty GIF fast. Use Ezgif if you want more control and fewer shiny buttons in your way. GIFs still pull serious weight online, with GIPHY reporting 10+ billion pieces of content served daily ... Read more
Unit Conversion
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Unit Types
Area
Convert units of area. Examples of such units are kilometers squared and acres.
Area ConversionVolume
Convert units of volume. Examples of such units are millimeters cubed and gallons.
Volume ConversionTemperature
Convert units of temperature. Examples of such units are celsius and rankine.
Temperature ConversionSpeed
Convert units of speed. Examples of such units are meters per second and kilometers per hour.
Speed ConversionPressure
Convert units of pressure. Examples of such units are pascal and kilopound per square inch.
Pressure ConversionParts Per
Convert units of parts per. Examples of such units are parts-per-million and parts-per-trillion.
Parts Per ConversionVoltage
Convert units of voltage. Examples of such units are volts and millivolts.
Voltage ConversionCurrent
Convert units of current. Examples of such units are milliamps and kiloamps.
Current ConversionEnergy
Convert units of energy. Examples of such units are kilowatt hours and gigawatt hours.
Energy ConversionVolume Flow Rate
Convert units of volume flow rate. Examples of such units are centimeters cubed per second and liters per hour.
Volume Flow Rate ConversionFrequency
Convert units of frequency. Examples of such units are degrees per second and radian per second.
Frequency ConversionPace
Convert units of pace. Examples of such units are seconds per meter and minutes per kilometer.
Pace ConversionIlluminance
Convert units of illuminance. Examples of such units are lux and foot-candles.
Illuminance ConversionReactive Power
Convert units of reactive power. Examples of such units are volt-ampere reactive and mvar.
Reactive Power Conversion