ConvertAll - A comprehensive unit conversion program.
Numi App - Numi is a beautiful text calculator for Mac.
Converter NOW - A simple, immediate and fast unit converter!
SpeedCrunch - SpeedCrunch. SpeedCrunch is a high-precision scientific calculator featuring a fast, keyboard-driven user interface. It is free and open-source software, licensed under the GPL. Download Documentation Donate .
Convert for Windows - Convert is a free and easy to use unit conversion program that will convert the most popular units...
Qalculate! - Qalculate! is a multiplatform multi-purpose desktop calculator.