Calculator with History + app for iPhone and iPad

Free calculator app for the iPhone

1. No ads and super fast startup speed
2. Calculation history
3. Visual input

4. VoiceOver
5. Backspace key
6. Easy to use with one hand
7. Show or hide scientific functions

8. Keyboard sounds (19 sounds)
9. Keyboard colors (24 colors)
10. Keyboard vibration

11. Adjustable number of decimal places
12. Thousands separator
13. Scientific calculator

calculator with pi
calculator with exponents
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