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Rook Calculator
Classic RPN meets modern Android.
Animated stack, equation solver & 35s mode.
RPN4-Level StackEquation Solver∫ IntegrationMultiple Keypad LayoutsDMS ↔ DecimalUnit ConversionsMaterial 3 Design
Closed Testing
What's Next
- Additional keypad layouts
- Complex number support
- Infinite stack option
- Landscape mode
- Program support
- Stack history
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