Unit conversion
Area, length, weight, and volume converters.
Category
Unit Converters
Convert area, length, weight, and other measurement units.
Unit Converters52 live · 52 total
Flagship tools
Start with the strongest tools in unit converters.
- Acres to Square Feet Converter
Convert acres to square feet using the standard 43,560 conversion factor.
Open tool → - Meters to Feet Converter
Convert meters to feet for length, height, and distance measurements.
Open tool → - Kilograms to Pounds Converter
Convert kilograms to pounds for body weight and shipping.
Open tool →
Suggested workflows
Multi-step paths that pair tools in this category.
Guides
Longer reads that link back to the tools.
Resources
Concept explainers that link back to the tools.
How Many Square Feet Are in an Acre?
One US survey acre equals exactly 43,560 square feet—a fixed conversion factor used in real estate and land measurement.
Hectares vs Acres Explained
Hectares and acres both measure land area; one hectare equals about 2.471 acres in the imperial conversion.
Square Meters vs Square Feet
Square meters and square feet measure area; one square meter equals about 10.764 square feet.
Feet vs Meters Reference
Feet and meters measure length; one meter equals 3.28084 feet, forming the basis for metric-imperial construction and travel conversions.
Miles vs Kilometers Explained
Miles and kilometers measure distance; one mile equals about 1.609 kilometers.
Pounds vs Kilograms Explained
Pounds and kilograms measure mass; one kilogram equals about 2.205 pounds.
Ounces vs Grams Explained
Ounces and grams measure small masses; one avoirdupois ounce equals 28.3495 grams.
Gallons vs Liters Explained
Gallons and liters measure volume; one US gallon equals about 3.785 liters.
Cubic Yards Explained
A cubic yard is a volume unit equal to 27 cubic feet, commonly used for concrete, gravel, and mulch orders in the US.
Celsius vs Fahrenheit Reference
Celsius and Fahrenheit are temperature scales; water freezes at 0°C (32°F) and boils at 100°C (212°F) at sea level.
About unit converters
Free unit converters to convert area, length, weight, volume, temperature, and digital storage. Convert acres to square feet, square meters to square feet, meters to feet, kilograms to pounds, Celsius to Fahrenheit, and more using standard conversion factors.
- Convert land area for real estate listings
- Switch between metric and US customary units
- Convert recipe and construction measurements
- Calculate digital storage sizes (MB to GB)
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