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
Top 6 Tools for Managing App Reviews and Customer Feedback
November 8th, 2026
The best review stack usually pairs AppFollow or Appbot for app store replies with Zendesk or Pendo for deeper customer feedback, because app ratings can shape installs fast; Alchemer reports that 99% of consumers look at ratings and reviews before downloading an app... Read more
Best Link Building Software: 7 Tools for Finding Prospects, Managing Outreach, and Tracking Backlinks
November 7th, 2026
The best link building software stack is simple: use Ahrefs or Semrush to find prospects, BuzzStream or Pitchbox to manage outreach, Hunter.io to find emails, Respona to build campaigns, and Linkody to track backlinks. Backlinks still matter because pages with zero organic traffi... Read more
How to Respond to Negative Reviews: Templates, Examples, and Best Practices
November 7th, 2026
Respond to negative reviews fast, calmly, and with a clear fix. A public reply is not just for the upset customer. It is also for every future buyer reading the review. BrightLocal reports that 88% of consumers would use a business that replies to all reviews [so... Read more
SEO Link Prospecting Software: 5 Platforms Compared, Including Ahrefs, Semrush, and BuzzStream
November 6th, 2026
Best quick pick: use Ahrefs for finding link prospects, BuzzStream for outreach, and Semrush if you want SEO research plus link building in one place. Semrush reports a backlink database of over 43 trillion backlinks... Read more
Unit Conversion
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Unit Types
Area
Convert units of area. Examples of such units are millimeters squared and hectare.
Area ConversionTemperature
Convert units of temperature. Examples of such units are kelvin and rankine.
Temperature ConversionSpeed
Convert units of speed. Examples of such units are meters per second and feet per second.
Speed ConversionParts Per
Convert units of parts per. Examples of such units are parts-per-million and parts-per-billion.
Parts Per ConversionVoltage
Convert units of voltage. Examples of such units are volts and kilovolts.
Voltage ConversionEnergy
Convert units of energy. Examples of such units are watt hours and kilowatt hours.
Energy ConversionVolume Flow Rate
Convert units of volume flow rate. Examples of such units are kiloliters per hour and pints per second.
Volume Flow Rate ConversionFrequency
Convert units of frequency. Examples of such units are kilohertz and terahertz.
Frequency ConversionPace
Convert units of pace. Examples of such units are seconds per meter and seconds per foot.
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