Unit Converter
Convert between various units like length, mass, and temperature.
Common unit conversions →
Formulas and conversion tables for kg to lbs, cm to inches, Celsius to Fahrenheit and more.
Frequently Asked Questions
What is a unit converter?
A unit converter is a tool that translates a measurement from one unit to another — for example, converting kilometers to miles or Celsius to Fahrenheit. It applies the correct mathematical formula for each pair of units.
What units can I convert?
This tool supports Length (meters, feet, miles, etc.), Mass (kilograms, pounds, etc.), Temperature (Celsius, Fahrenheit, Kelvin), Area, Volume, and Time units.
How do I convert between metric and imperial?
Select a category (e.g. Length), choose the "from" unit (e.g. kilometers) and the "to" unit (e.g. miles), then enter a value. The conversion appears instantly.
How does temperature conversion work?
Temperature conversions use specific formulas rather than simple multiplication factors. For example, Celsius to Fahrenheit is (°C × 9/5) + 32. The tool handles these calculations automatically.
Is this unit converter free?
Yes, ToolDock's unit converter is completely free, requires no signup, and runs entirely in your browser.