Unit Converter
Convert length, weight, volume, temperature, and area. Bidirectional, multiple units.
Examples
Length Conversion
Temperature Conversion
Frequently Asked Questions
How accurate are the conversions?
Why is temperature conversion different from other units?
Quick Tips
Double check your inputs. Ensure units match (e.g., inches vs cm).
How to Use This Calculator
Select a category (length, weight, volume, temperature, area), then choose the "from" and "to" units. Enter the value you want to convert. Click Calculate. The result is shown in the target unit; you can swap units to convert in the other direction.
Understanding the Formula
Uses standard conversion factors to base unit (m, kg, L, etc.) then to target.
Examples
Length Conversion
5 miles = 8.047 kilometers. 100 centimeters = 1 meter = 3.281 feet.
Temperature Conversion
72°F = 22.22°C = 295.37 K. Formula: °C = (°F − 32) × 5/9.
Frequently Asked Questions
How accurate are the conversions?
The calculator uses exact conversion factors defined by international standards (e.g., 1 inch = 2.54 cm exactly). Results are displayed to several decimal places for precision.
Why is temperature conversion different from other units?
Temperature scales have offsets (e.g., 0°C = 32°F), so conversion requires both multiplication and addition, unlike length or weight which use simple ratios.