Emulator for TI-59 Calculator

4.7
609 reviews
50K+
Downloads
Content rating
USK: All ages
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About this app

Emulate a 1977 vintage Texas Instruments TI-58/58C/59 calculator. This programmable emulator lets you load/save programs, it includes an implementation of the original Master Library module and many other modules (Leisure, Math, Surveying, Electrical, Aviation, Marine). Sources on GitHub at https://github.com/TurboGit/ti5x_android include a tools for building your own program/module files.

The ti5x application does aim for 100% authenticity even if not possible in all cases. Yet, it supports many undocumented features from the original calculator like the HIR registers and the /DSZ nn 51/ (decrement no-jump) instructions.

With the current version it is possible to play some famous games. And many original programs are running without modification.
Updated on
Nov 10, 2023

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
No data shared with third parties
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No data collected
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Ratings and reviews

4.7
536 reviews
Artie Hall
January 1, 2024
I love this app. I still have my 58C, but the battery pack is dead. I've had this through three phones now. This is where I was complaining that some functions weren't available on my moto e. I see the author fixed those issues in an update. Outstanding. Now this app is perfect.
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GioHenrik
January 8, 2024
Works well like my old TI. One of the few calculators that has 1/x. Only negative is that the feedback always reverts to that ugly loud sound. Wish that setting could be saved
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Paul Morris
October 20, 2023
This is a great TI-5x emulator. The only things I'd like improved would be a quieter feedback "click" rather than the printer sound, and the ability to save the feedback settings between sessions. Also although my original TI-58 does not have non-volatile memory, I believe the TI-58C model did. It would be great to be able to add the constant memory feature for the emulator so values could be saved between sessions.
2 people found this review helpful
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What's new

v8.7, 2023 November 10th:
Fix D.MS implementation precision.

v8.6, 2022 December 24th:
Minor color adjustments.

v8.5, 2022 December 19th:
Rewrite action menu using latest API.

v8.4, 2022 December 17th:
Minor top-bar layout change.

v8.3, 2022 November 16th:
Add MM-04 in Contribution Library.

v8.2, 2022 November 4th:
Add in-app data exporter in append mode (n Inv Op 97).
Fix some broken URL.