Calculator with History +

Beijing Free Calculator Technology Co., Ltd.

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 calculator with square root calculator with negative calculator w...