Everyday
Unit Converter — Essential Conversions for Everyday Life
Common unit conversions everyone should know. Convert length, weight, temperature, speed, and data units instantly with our free tool.
Whether you are traveling abroad, following a recipe, or working on a project, unit conversions are a part of daily life. Here is everything you need to know.
Why Unit Conversion Matters
Different countries use different measurement systems:
- Metric system (SI): Used by 95% of the world — meters, kilograms, Celsius
- Imperial/US customary: Used mainly in the US — feet, pounds, Fahrenheit
Common Conversions Cheat Sheet
Length
| From | To | Multiply By |
|---|---|---|
| Inches | Centimeters | 2.54 |
| Feet | Meters | 0.3048 |
| Miles | Kilometers | 1.60934 |
| Kilometers | Miles | 0.621371 |
Weight
| From | To | Multiply By |
|---|---|---|
| Pounds | Kilograms | 0.453592 |
| Kilograms | Pounds | 2.20462 |
| Ounces | Grams | 28.3495 |
| Grams | Ounces | 0.035274 |
Temperature
| From | To | Formula |
|---|---|---|
| Celsius | Fahrenheit | (C x 9/5) + 32 |
| Fahrenheit | Celsius | (F - 32) x 5/9 |
| Celsius | Kelvin | C + 273.15 |
Speed
| From | To | Multiply By |
|---|---|---|
| mph | km/h | 1.60934 |
| km/h | mph | 0.621371 |
| m/s | km/h | 3.6 |
Data Storage
| From | To | Equals |
|---|---|---|
| 1 KB | Bytes | 1,024 |
| 1 MB | KB | 1,024 |
| 1 GB | MB | 1,024 |
| 1 TB | GB | 1,024 |
Stop Memorizing — Use a Converter
Instead of memorizing conversion factors, use our free unit converter. It handles:
- Length (meters, feet, inches, miles, km)
- Weight (kg, lbs, oz, grams)
- Temperature (Celsius, Fahrenheit, Kelvin)
- Speed (mph, km/h, m/s)
- Data storage (bytes, KB, MB, GB, TB)
Fast, accurate, and no math required.