Unit Converter Pro Plus is an Android-based unit conversion app developed by Elkens software. It is a useful tool for students, teachers, and practitioners in engineering, physics, sciences, and technical subjects. The app can convert more than 1500 units of measurements in 79 categories with daily updated foreign currency rates. It is designed to provide a comprehensive solution to unit conversion problems.

The app has several features that make it stand out from other unit conversion apps. Users can hide unwanted units, add user-defined units and categories, and customize the app layout. The app also allows users to adjust the precision and format of the result and use abbreviations of units. Another great feature is the expression input, which allows users to input complex expressions like (4+3)*50/3.

Overall, Unit Converter Pro Plus is a simple and easy-to-use app that provides accurate and reliable conversion results. The app is available for free, and the Pro Plus version is highly recommended for those who require high-specialized units and categories.