RDev Calculator 2.1
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ABOUT RDev Calculator
The RDev Calculator is a standard calculator with some advanced features:
* Display is highly customizable with pre built themes, custom theme options, button text options, main display size options, and history text options* 'Standard buttons only' option allows for larger buttons* Status Display shows what calculations were used for the displayed result* Comma Formatting or Digit Grouping* Expression Mode* Percent Button* Currently displayed item is editable by tapping the display or using arrow keys* Parentheses* Programmable Function Button (defaults to "X + 15%" for a tip)* Haptic Feedback* Results and expressions can be copied to the clipboard* Ability to keep screen on while working in the calculator* Decimal Precision setting* Results history showing the last 10 results* Results larger than can be shown in the main display can be viewed in results history or edit mode* Memory and history is saved between app instances* App can be saved to SD Card on devices running Android 2.2 or greater