Free Online Unit Converter
Convert length, weight, temperature, data storage, volume, speed, area, and time between units, instantly in your browser. Popular conversions include GB to MB, MB to KB, GB to KB, TB to GB, km to miles, cm to inches, kg to lbs, Celsius to Fahrenheit, liters to gallons, and mph to km/h — pick a category, choose your from and to units, and type a value.
How to use Unit Converter
- Pick a category (data storage, length, weight, temperature, …).
- Choose the from and to units.
- Enter a value to see the conversion.
Frequently asked questions
- How do I convert GB to MB?
- Open the data storage category and set the from unit to GB and the to unit to MB. Using decimal SI units, 1 GB equals 1,000 MB, and the result updates as you type. For the binary 1,024-based value, pick the GiB and MiB units instead (1 GiB = 1,024 MiB).
- How do I convert GB to KB?
- In the data storage category, choose GB as the from unit and KB as the to unit. 1 GB equals 1,000,000 KB in decimal SI units. For binary 1,024-based units, choose GiB and KiB instead (1 GiB = 1,048,576 KiB).
- How do I convert MB to KB?
- Select the data storage category, then MB to KB. 1 MB equals 1,000 KB in decimal SI units; use the MiB and KiB units for the 1,024-based value.
- How do I convert MB to GB?
- Choose the data storage category and select MB → GB; the converter handles the ratio for you (1,000 MB = 1 GB in decimal SI, or use MiB/GiB for 1,024-based units).
- How do I convert cm to inches?
- Pick the length category and set cm to inches. 1 inch equals 2.54 cm, so the tool divides your centimeter value by 2.54.
- How do I convert kg to lbs?
- Select the weight category and choose kg to lbs. 1 kilogram equals about 2.2046 pounds.
- How do I convert Celsius to Fahrenheit?
- Open the temperature category and set Celsius to Fahrenheit. The formula is F = C × 9/5 + 32.