Android Calculator 1 App

Thank you for trying out our Calculator 1 app!


  • Free!
  • No Ads!
  • Easy to use
  • Internal support for up to 60 digits
  • Visual feedback on button presses
  • Privacy: This app does not collect, store or transmit personal user information.


- Calculations are maintained through the rotation of the device.
- If the calculation overflows the display size, the value with be displayed with an ending elipsis ('...')
- Internally the operand is maintained and will be displayed completely if the operand is reduced in size by further operations.
- Consecutively pressing the EQUALS button will cause the result-operand to operated on by the last operand and operator.
Example 1:
Example 2:
- When omitting operands before pressing the EQUALS button, the operand will be operated on itself:
Example 3:
Example 4: