This calculator is designed for black and white iPhone especially.
*black : Feeling of one body like the monolith.
*white : Black line is cool.
*colors：Fit for the color of iPhone 5c.
- When tapping the upper area, it moves to "settings”.
- Tap sound can be chosen from 2 types.
- Display that the history of a calculation result carries out the tap of the upper right of a screen.
If the tap of the history is carried out, it will display on the input area.
- The result is copied to a clipboard when you perform a double tap of result area.
- There is a setting, while activating does not sleep.
- Tap the +tax area to copy result area.