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Unit Converter

Convert between length, weight, and temperature units.

Enter a value to see the result

💡 How to Use

Select a category — length, weight, or temperature — then choose the units and enter a value to get the converted result instantly. Length supports metres, kilometres, miles, inches, and feet; weight covers kilograms, grams, pounds, and ounces; temperature converts between Celsius, Fahrenheit, and Kelvin. Common uses include checking inch and pound measurements when shopping internationally, converting oven temperatures in recipes, and switching between miles and kilometres for fitness tracking.

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FAQ

How many centimeters is 1 inch?
1 inch is exactly 2.54 cm. This is commonly used when converting monitor sizes (e.g., 27 inches) to cm.
How do I quickly convert Fahrenheit to Celsius?
Quick approximation: (°F - 30) ÷ 2 ≈ °C. Example: 86°F → (86-30)÷2 = 28°C (exact: 30°C). Useful when traveling.
How do I convert pounds to kilograms?
1 pound (lb) = about 0.4536 kg. Conversely, 1 kg = about 2.2046 lbs. Select the weight category in this tool to convert.