ConvertAll is an educational and reference application that allows users to quickly and easily convert any unit of measurement from one system to another. It features a comprehensive database of over 600 units of measurement from dozens of different categories, such as length, area, volume, velocity, weight, pressure, temperature, and more. The app also includes a calculator which allows users to calculate the conversion factor between any two units of measurement. It is designed to be easy to use and its intuitive interface makes it great for both students and professionals.
The discontinued application is not available on the official site link but is still available through download sites.