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At the same time pocket calculator, tape calculator

and unit converter with multiple displays, you will save time by using it every day.

TopCalculette for Mac is THE software that PC users envy.



TopCalculette Pro



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Mac OS X

10.3 / 10.4 / 10.5 / 10.6

Free trial for one month


Software: 25 €

 Update: 15 €

Watch TopCalculette Pro slideshow

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As a real desktop calculator, TopCalculette shows the calculations on a paper tape. Always at hand: it can minimize in a corner of the screen. Thanks to its keys: tax, percentage, conversion and 12 configurable keys, this application is a real tool that will help you in your work.



VAT and percentages

Add or subtract the VAT, a percentage, a margin in one click!

You can install on the keyboard of TopCalculette up to 8 preset keys with the rate of your choice.

The amounts excluding and including VAT as well as VAT are shown on the tape.



TopCalculette is the unique software with a tape displaying calculations as real accounting calculators. Besides the tape can be corrected at any time, the totals are recalculated automatically!

At the end of the day you can annotate and save it in a text file or drag and drop directly into a spreadsheet.

Bande TCC




  • 12 digits universal calculator
  • 2 body sizes (one of which with a large size and big digits)
  • Large display with easy-to-read characters
  • Simulated resizable paper tape
  • Customizable Tape Font
  • Minimized window mode turns application into icon
  • Calculate using your Macintosh keyboard
  • Customizable Mac keyboard shortcuts
  • Pocket/Accounting Mode
  • Memory keys
  • Parenthesis keys
  • 12 configurable keys from a wide choice of functions
  • 1 to 4 Tax/Percents keys pads
  • Converter with double, triple and quadruple displays

  • blackarrowMore…



    TopCalculette converts 94 currencies and more than 500 different units shown on 4 displays. Enables you to change a currency during the calculation.

    The convertions are shown on the tape with their unit symbol.

    Enables you to add easily your own currencies and units.

    Currencies are updated from the Internet by connecting to the currencies server of RubenSoft.




    More info

    What's new about this version?

    PDF: Innovations of version 8

    Why charge 15 € for the update?

    universal Universal?

    TopCalculette in your business


    PDF: Download rates

    Quote request

    iPhone and iPad

    TopCalculette for iPhone and iPad


    Need Help? Contact the support

    PDF: Installation instruction

    Mac, iPod, iPhone and iPad Applications