Use Calculator on iPhone

Rotate iPhone to landscape orientation.

iPhone in landscape orientation showing the scientific calculator with exponential, logarithmic, and trigonometric functions.

Copy, delete, or clear numbers

  • Copy a calculation result: Touch and hold the calculation result in the display, tap Copy, then paste the result somewhere else, such as a note or message.
  • Delete the last digit: If you make a mistake when you enter a number, swipe left or right on the display at the top.
  • Clear the display: Tap the Clear (C) key to delete the last entry, or tap the All Clear (AC) key to delete all entries.

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