Unit Converter
Convert length, weight, temperature, volume, area and speed — instantly in your browser.
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How it works
1
Select a category
Choose from length, weight, temperature, volume, area, speed, time, data storage, pressure, energy and more.
Choose from length, weight, temperature, volume, area, speed, time, data storage, pressure, energy and more.
2
Type in any field
Enter a value in any unit field. All other unit fields update instantly — conversions work in both directions.
Enter a value in any unit field. All other unit fields update instantly — conversions work in both directions.
3
High precision
All conversions use exact mathematical formulas, not rounded lookup tables, ensuring accurate results for scientific and engineering use.
All conversions use exact mathematical formulas, not rounded lookup tables, ensuring accurate results for scientific and engineering use.
4
100% local
No data leaves your browser. All calculations run client-side with no server or API calls.
No data leaves your browser. All calculations run client-side with no server or API calls.