Calculate, comment, correct - the desktop calculator for your Windows PC !

schoettler 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 interim results and subsequently correct or change all numbers and operations.

CalcTape desktop calculator free download
  • Price: free / $8.95
  • Latest Version: 5.3.1
schoettler CalcTape for Windows - details:
  • Enter many calculation terms in one turn and still keep an overview - like on an adding machine / desktop calculator.
  • Change any term afterwards and CalcTape will refresh the whole calculation automatically.
  • Use interim results to check and structure your calculation.
  • Comment your calculation terms, to give sense and context to it.
  • Save your calculations into files. Open the files later and you can change the calculations. CalcTape will refresh the whole calculation automatically again and again.
  • Use your existing CalcTape files as templates. Do similar calculations and play different scenarios.
  • Use the programmable buttons e.g. for fast TAX calculations.
  • CalcTape masters the four basic arithmetical operations, exponentials, and percentage calculations.
  • CalcTape for Windows requires Windows Vista, Windows 7, Windows 8 or Windows 10.


Extended functionality of the Pro and Enterprise version:

  • Scratchpad for every-day calculations is being saved automatically.
  • Put calculations side by side for comparison.
  • Work with variables and generate "speaking" calculations.
  • Define as many programmable keys as you like.
  • Use parentheses and trigonometry when defining variables.
  • And much more ...


Please compare the different versions:

Feature / Version
Freeware Version Pro Version
Scope / Use private private / commercial Business
Licenses - 1 - 100 100 up
Price free $5.95 - $8.95 This email address is being protected from spambots. You need JavaScript enabled to view it.
Basic arithmetics, exponentials and percentage yes
Comments in calculations
Programmable Buttons 2
Multiple documents / columns
Variables / Memory
Skins 2
Changable text colors
Your company logo
Your custom setup file (MSI)
We use cookies to ensure that we give you the best experience on our website. More information