Instant metric and imperial conversions
Unit Converter Calculator
Convert temperature, length, weight, volume, pressure, speed, and area with keyboard-friendly controls and saved recent results.
Conversion Calculator
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Frequently Asked Questions
How do I convert Celsius to Fahrenheit?
To convert Celsius to Fahrenheit, multiply the temperature in Celsius by 9/5, then add 32. For example: 0°C = 32°F (freezing point of water), 100°C = 212°F (boiling point). Use our temperature converter for instant conversions.
How many kilograms are in a pound?
1 pound (lb) equals approximately 0.4536 kilograms (kg). So 1 kg ≈ 2.2046 pounds. Our weight converter provides instant kg to lbs conversions with precision.
How many centimeters are in an inch?
1 inch (in) equals exactly 2.54 centimeters (cm). So 1 cm = 0.3937 inches. Our length converter handles all metric and imperial length conversions instantly.
How many liters are in a gallon?
1 US gallon equals 3.7854 liters. So 1 liter ≈ 0.2642 gallons. Use our volume converter for quick conversions between liters, gallons, milliliters, and more.
Is this unit converter accurate?
Yes, our converter uses standard international conversion factors (SI units). All calculations are performed locally in your browser using precise mathematical formulas for accuracy and privacy.
Do you store or track my conversions?
No. Your recent conversions are stored only in your browser's localStorage for convenience. We don't send data to servers, use tracking cookies, or collect personal information. Your privacy is protected.
Does the converter work offline?
Yes, the converter works entirely in your browser. Once loaded, all conversions happen locally without any server calls. You can bookmark the page and use it offline.