Convert Length, Weight, Temperature, Volume, and Area instantly.
Master the Ultimate Unit Converter with this comprehensive guide.
Use the navigation tabs (Length, Weight, etc.) to choose the category of measurement you need to convert.
Enter your number in the left box. Select your starting unit in the "From" menu and your target unit in the "To" menu.
The conversion happens instantly. Click the clipboard icon or the result itself to copy the number to your clipboard.
Our converter is updated to support the most common international standards:
| Length | Meters, Kilometers, Miles, Feet, Inches, Yards, Centimeters |
| Weight | Kilograms, Grams, Pounds, Ounces, Milligrams |
| Temperature | Celsius (°C), Fahrenheit (°F), Kelvin (K) |
| Volume/Area | Litres, Gallons, Square Feet, Acres, Hectares |
Mathematical Precision: All conversions are calculated using high-precision floating-point math. Results are rounded to 4 decimal places to ensure professional accuracy while remaining readable.
Formula Verification: Beneath every result, we display the logic used (e.g., "Multiply by 3.28"). This is helpful for verifying calculations for school or engineering projects.
Click the arrows between inputs to instantly swap your units.
Your recent conversions are saved at the bottom for quick reference.
Fully responsive design works on smartphones, tablets, and desktops.
Switch between Light and Dark mode using the toggle in the header.