Unit Converter – Convert Measurements from Length to Weight and Temperature
The unit converter transforms measurements across all common categories: length, weight, temperature, volume, area, speed, and time. Enter a value and source unit to get results in all other units.
The tool covers metric, imperial, and other measurement systems. Perfect for engineers, travelers, students, and anyone encountering unfamiliar units in daily life.
What are the most important conversions between metric and imperial?
Key conversion rules: 1 inch = 2.54 cm, 1 foot = 30.48 cm, 1 mile = 1.609 km, 1 kilogram = 2.205 pounds, 1 liter = 0.264 gallons (US). Temperature: °C = (°F − 32) × 5/9. Speed: 100 km/h = 62.1 mph. The unit converter handles all precise conversions automatically.
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Browse all tools →Unit converter converts between measurement units: length, weight, volume, temperature and many others. Versatile basic tool for daily life, studying and work.
Choose measurement category and units, and the converter calculates the corresponding value instantly.
- Convert length (cm ↔ inches), weight (kg ↔ lbs), volume (liters ↔ gallons) etc.
- Supports dozens of categories: length, weight, volume, temperature, speed, area and others.
- Enter value and see result in real time – no separate calculate button.
Conversions are mathematically accurate – make sure you selected the correct source and target units.
- Differences between metric and imperial systems cause most common conversion needs.
- Temperature conversion (°C ↔ °F) is not linear – use calculator to avoid errors.
- Volume units for liquids and dry ingredients may differ (US cup vs. UK cup).
Unit converter is one of the most used online tools – keep it close at hand.
- In international trade and travel, conversions are everyday necessity.
- Scientific contexts always use SI system units.
- Tool works in browser – your data is not saved.