Unit Converter
Pick a category, choose your units, and convert instantly — metric and imperial, no sign-up.
Enter a value to convert.
Which units are supported?
Length (meter, kilometer, centimeter, millimeter, mile, yard, foot, inch), weight (kilogram, gram, milligram, metric ton, pound, ounce, stone), temperature (Celsius, Fahrenheit, Kelvin), and volume (liter, milliliter, cubic meter, US gallon/quart/pint/cup/fluid ounce).
How accurate are the conversions?
All factors are the standard exact definitions (e.g. 1 inch = 0.0254 m, 1 pound = 0.45359237 kg). Results are rounded for display but computed at full floating-point precision.
Is anything sent to a server?
No. The conversion runs entirely in your browser with JavaScript — nothing is uploaded.