Over Zero calculator app for iPhone and iPad

Add the new mathematical trackpad to your device. We can preview the numbers in large format. Lets concentrate on the calculations and not on the keyboard. There is no keyboard.

OverZero is a new generation calculator that increases concentration on the calculations rather than on the keyboard. The keyboard is not there. Select numbers and operators using multi touch gestures. Add your favorite operators. Calculate, write and share your work.

ZERO LAYOUT (stay focused on calculations)
You can start from the black or black+ layout to learn the positions but soon it will be time to eliminate numbers and operators and set the ZERO layout.

MATH OPERATORS
Choose and add the mathematical operators that you prefer
• Percentage calculation, discount and increase function
• Calculation with brackets and memories
• Elevation to power of any numbers
• Root of any numbers
• Trigonometric, radiant and decimal functions
• Hyperbolic functions
• Logarithms of any numbers

You can disable mathematical functions that you do not use frequently and add them when needed.

TEXT EDITOR
Calculate and write simultaneously
• One touch in the calculations window and the writing keyboard will appear
• Add texts
• Select texts or/and calculations
• Copy & past

SHARE
Have you finished calculating and writing?
Share your work by:
• Email
• Note
• WhatsApp
• Your preferred text editor apps

CALCULATION SPEED TEST
Test your calculation speed using the OverZero calculation stopwatch
• Select menu
• Select stopwatch

NO ADS
OverZero does not contain advertising.

FURTHER INFORMATIONS
• Useful information section
• Languages: English, French, German, Italian, Simplified Chinese, Spanish