Unit Converter
Convert between units of length, weight, temperature, volume, and more. All calculations happen in your browser.
Common Length Conversions
🔒 Privacy First: All calculations happen in your browser. No data is sent to any server.
How to Use
- Select a measurement category (length, weight, etc.)
- Choose the unit you're converting from
- Enter the value to convert
- Select the unit you want to convert to
- View the result instantly
About Unit Conversion
This converter supports both metric (SI) and imperial/US customary units. Temperature conversion uses exact formulas (not approximations) for precision. All other conversions use internationally recognized conversion factors.
For digital storage, this tool uses binary prefixes where 1 KB = 1024 bytes (traditionally used by operating systems), not decimal prefixes where 1 KB = 1000 bytes (used by storage manufacturers).
Frequently Asked Questions
What types of units can I convert?
This tool converts length (meters, feet, miles, etc.), weight/mass (kilograms, pounds, ounces), temperature (Celsius, Fahrenheit, Kelvin), volume (liters, gallons, cups), and area (square meters, acres, hectares).
How accurate are the conversions?
All conversions use precise mathematical conversion factors. Results are displayed with appropriate decimal precision for practical accuracy in everyday use.
How do I convert Celsius to Fahrenheit?
Select Temperature as the category, enter a value in Celsius, and the Fahrenheit equivalent will be calculated instantly. The formula is F = C x 9/5 + 32.
What's the difference between metric and imperial?
Metric (SI) uses meters, kilograms, and liters with decimal prefixes. Imperial uses feet, pounds, and gallons. Most countries use metric, while the US primarily uses imperial.
Can I convert between any two units?
You can convert between any units within the same category (e.g., meters to feet, both length units). You cannot convert between different categories (e.g., length to weight) as they measure different physical properties.
Is this converter available offline?
Yes, once loaded, all calculations happen in your browser without needing an internet connection. No data is sent to any server.