'Calc' is an engineering calculator.
Users can define and use variables / constants / equations, and the value of a calculation result is stored to a special variable ANS.
Various math functions are available, and to use the screen efficiently, a list of functions is located on a side drawer.
Users can edit the expression with a system's keypad by long-clicking the display view. Also, for a faster typing of an expression, user-definable quick buttons are available.
- Users can define Variables, Constants, and Expressions.
- Almost every buttons are long-clickable. To type an upper character on a keypad, to edit the expression directly using system's keypad, or to edit a quick input button, long-click it.
- Number Notation
- Numbers can be displayed one of Scientific, Engineering, Plain, and Formatted decimal notation. Also, a precision of the calculation can be set by user.
- Unit Conversion
- Length, Area, Volume, Angle, Temperature, Speed, Mass, Pressure, Force, Energy
Following open source projects are used as a part of features in the app.