Online Unit Converter – Free Length, Weight, Temperature & More Tools

Need quick unit conversions? Our free online Unit Converter lets you convert between meters, feet, kilograms, pounds, Celsius, Fahrenheit, liters, gallons, and 30+ other units in seconds! Perfect for students, engineers, travelers, and cooks.

Try it now below! (No downloads or registration required.)

How to Use the Unit Converter

1. Enter a value (e.g., "10").
2. Select input unit (e.g., "kilometers").
3. Select output unit (e.g., "miles").
4. Get instant results!

(Tip: Click "⇄" to swap units quickly!)

Key Features

1. 5+ Categories: Length, Weight, Temperature, Area, Volume
2. 30+ Units: Inches → cm, Pounds → kg, °F → °C, and more
3. Mobile-Friendly: Works on phones, tablets, and desktops
4. Popups: Clean, fast, and distraction-free

Try the Unit Converter Now

Unit Converter

⇄

Common Conversion Examples

Conversion Example

1. Miles to Kilometers 5 mi = 8.04672 km
2. Pounds to Kilograms 10 lbs = 4.53592 kg
3. Fahrenheit to Celsius 32°F = 0°C
4. Gallons to Liters 1 gal = 3.78541 L

Frequently Asked Questions (FAQ)

1. Is this unit converter free?

Yes! 100% free with no hidden costs.

Do I need to install anything?

No—it runs directly in your web browser.

3. Can I use it offline?

No, but you can bookmark the page for quick access.

4. How accurate are the results?

Results are precise up to 6 decimal places.

Pro Tip

Pro Tip

Bookmark this page (Ctrl+D) for quick access during travel, cooking, or homework!