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

Why Some Investors Avoid Robinhood Risks Explained

May 14th, 2026
Robinhood has become one of the most recognizable names in retail investing, promising commission-free trades, sleek mobile design, and easy access to financial markets. For many newcomers, it represents a gateway into stocks, options, and even cryptocurrency. Yet despite its popularity, a signif... Read more


How to Stop Compact View From Changing in Windows

May 12th, 2026
If youve ever opened File Explorer in Windows only to find that your view settings have mysteriously changed, youre not alone. Many users prefer a specific layoutsuch as Details view, neatly aligned columns, or Compact view enabledand find it frustrating when Windows reverts to another displa... Read more


Progressive Web App Software For Building Modern Web Apps

May 11th, 2026
Web apps have come a long way. They started as simple web pages. Now they feel like real mobile apps. Fast. Smooth. Reliable. This is where Progressive Web App (PWA) software comes in. It helps developers build modern web apps that act like native apps but live on the web. TL;DR... Read more


3 Warehouse Inventory Platforms For Stock Control

May 11th, 2026
Running a warehouse can feel like spinning plates. Boxes move in. Boxes move out. Orders pile up. Mistakes happen fast. That is where warehouse inventory platforms come in. They help you stay in control without losing your mind. TLDR: If you want better stock control, you... Read more



Unit Conversion



mm

=

cm

Unit Types

Length

Convert units of length. Examples of such units are meters and feet.

Length Conversion

Area

Convert units of area. Examples of such units are millimeters squared and square feet.

Area Conversion

Mass

Convert units of mass. Examples of such units are milligrams and grams.

Mass Conversion

Volume

Convert units of volume. Examples of such units are fluid ounces and feet cubed.

Volume Conversion

Temperature

Convert units of temperature. Examples of such units are kelvin and rankine.

Temperature Conversion

Time

Convert units of time. Examples of such units are minutes and months.

Time Conversion

Speed

Convert units of speed. Examples of such units are meters per second and feet per second.

Speed Conversion

Pressure

Convert units of pressure. Examples of such units are hectopascals and torrs.

Pressure Conversion

Digital

Convert units of digital. Examples of such units are bytes and kilobytes.

Digital Conversion

Parts Per

Convert units of parts per. Examples of such units are parts-per-billion and parts-per-quadrillion.

Parts Per Conversion

Voltage

Convert units of voltage. Examples of such units are volts and millivolts.

Voltage Conversion

Current

Convert units of current. Examples of such units are milliamps and kiloamps.

Current Conversion

Power

Convert units of power. Examples of such units are kilowatts and gigawatts.

Power Conversion

Energy

Convert units of energy. Examples of such units are gigawatt hours and kilojoules.

Energy Conversion

Volume Flow Rate

Convert units of volume flow rate. Examples of such units are liters per minute and pints per second.

Volume Flow Rate Conversion

Frequency

Convert units of frequency. Examples of such units are revolutions per minute and degrees per second.

Frequency Conversion

Pace

Convert units of pace. Examples of such units are minutes per kilometer and seconds per foot.

Pace Conversion

Illuminance

Convert units of illuminance. Examples of such units are lux and foot-candles.

Illuminance Conversion

Reactive Power

Convert units of reactive power. Examples of such units are kvar and gvar.

Reactive Power Conversion

Angle

Convert units of angle. Examples of such units are degrees and radians.

Angle Conversion