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About Touch RPN Calculator
Free RPN calculator with industry-standard features
Touch RPN, formerly known as Touch Fin, is an RPN calculator. This app implements many features of the industry-standard HP-12C.
This app offers many additional flavors of RPN calculators, including financial, scientific and for computer programming.
Two flavors are available for free (ad-supported): financial and scientific. Additional ad-free flavors are available for purchase within the app. The purchased flavors also offer vertical layout and saving memory to files.
Press the ON key to change Settings, choose the active flavor, and purchase additional flavors.
What's new in the latest 6.16
Last updated on 2025-06-29
- Scientific flavors: fix factorial of negative integers (returns Error 0 all the time instead of Lanczos approximation) thanks F. Vincent for the report
- Financial advanced: support up to 80 cash flows like newer models, thanks C. Nunes for the report
- Internal updates
- Financial advanced: support up to 80 cash flows like newer models, thanks C. Nunes for the report
- Internal updates
Touch RPN Calculator APK Information
Old Versions of Touch RPN Calculator
Touch RPN Calculator 6.16
Jun 29, 202588.2 MB
Touch RPN Calculator 6.15
Apr 29, 202588.6 MB
Touch RPN Calculator 6.13
Aug 14, 202484.8 MB
Touch RPN Calculator 6.12
May 22, 202476.5 MB
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