FICHA · AUR
free42
A complete re-implementation of the HP-42S calculator and the HP-82240 printer
- calculator-app
- GUI
- SCIENCE
- Launchable
· official+codex · reviewed · May 31, 2026 description in en
HP-42S calculator workflows can be emulated for scientific, engineering, and financial calculations.
This is a calculator application. Verify critical results independently when calculations affect money, engineering, or safety decisions.
How to run
free42
Commands: free42
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