Conversion

Convert feet, decimal feet, fractions, or feet and inches to total inches. Enter values like 5 1/2 ft or 3/8 in.

Add, subtract, and convert feet and inches. Get mixed length, total inches, decimal feet, centimeters, and meters.

Convert decimeters to meters or meters to decimeters. Enter a linear length for an exact metric conversion.

Convert AU, km, m, miles, light-years, and parsecs with a clear main answer, related equivalents, and simple unit meaning notes.

Convert ares to hectares, square meters, and square kilometers with a quick check and clear unit meanings.

Convert area units fast between square feet, square meters, acres, hectares, and more with helpful comparison values.

Find land area in acres from rectangle, triangle, circle, or corner points, with square feet, hectares, and optional perimeter.