CalcTape Paper Tape Calculator

Calculate. Comment. Correct.

CalcTape is a revolutionary new kind of pocket calculator. With CalcTape, also extensive calculations remain clearly structured. CalcTape makes the arithmetic process visible - you can generate intermediate results and subsequently correct or change all numbers and operations.

- Input a long list of values to be calculated and never lose the overview - just like with an adding machine / calculator with paper tape.

- Insert comments and notes into your calculations anywhere.

- You can use intermediate results to structure your calculation.

- Use it for Money, Tax and any other percentage calculation easily.

- If you should later change digits or whole mathematical expressions, then the complete calculation is automatically updated.

- Insert new lines or delete lines inside of your calculations and see the updated results immediately.

- Save your calculations into files.

- Open the files later to change the calculations.

- Define your own functions and buttons.

- Share your complete calculation via e-mail, Airdrop and more.

- Print your calculation.

- Choose your favorite design.

- iCloud support (Mac OS 10.10 and higher). Sync your calculations with iPhone and iPad easily.

- CalcTape masters the four basic arithmetical operations, exponentials, percentage calculations and much more.

CalcTape, more than a calculator.

FAQ:

- Start a new calculation on the same sheet by simply tapping the "=" key twice.

- Right click a button to assign another existing function or to create a user function for it.

- If you accidentally hit "AC" you can use "Undo" to get your calculation back.