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.

Calculate. Comment. Correct.

• 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.