Unit Converter

Convert between length, weight, temperature, volume, area, and speed units instantly.

How to Use

1. Select a category (Length, Weight, Temperature, etc.) 2. Choose your "from" unit and "to" unit 3. Enter the value to convert

Note: The unit dropdowns show all options — select units that match your chosen category for correct results.

Formula

Convert to base unit, then convert base unit to target

How do I convert Celsius to Fahrenheit?

F = (C × 9/5) + 32. So 25°C = (25 × 1.8) + 32 = 77°F.

How many kg in a pound?

1 pound = 0.453592 kg. Or roughly: multiply pounds by 0.45 for a quick estimate.

How many cm in an inch?

1 inch = 2.54 cm exactly. Or: multiply inches by 2.54, or divide cm by 2.54 to get inches.

Calculate the total fuel cost for any trip, compare vehicles, and estimate cost per person for road trips.

Calculate discounted prices, percentage savings, and find what discount percentage was applied.