Experience a faithful re-creation of a legendary gaming calculator from a bygone era. This app brings back the iconic "READY" message and the novelty of having a game on a calculator, blending math with fun, style, and humor.


250+ iOS apps & games curated and reviewed
Pentatronics 1000 is the household name in pentatronics 1000, but it's far from the only option. We track 250+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 | Free | 5.0★ (4) | No | No | May 2026 | ||
| 2 | Free | 4.7★ (61K) | No | No | Oct 2026 | ||
| 3 | Free | 4.7★ (18K) | Yes | Yes | Oct 2026 | ||
| 4 | Free | 4.9★ (410K) | Yes | No | Oct 2026 | ||
| 5 | Free | 4.6★ (52K) | Yes | No | Oct 2026 | ||
| 6 | Free | 4.6★ (6.2K) | Yes | Yes | Oct 2026 | ||
| 7 | Free | 4.2★ (1.4K) | No | No | Oct 2026 | ||
| 8 | Free | 4.4★ (277) | Yes | No | Oct 2026 |


Experience a faithful re-creation of a legendary gaming calculator from a bygone era. This app brings back the iconic "READY" message and the novelty of having a game on a calculator, blending math with fun, style, and humor.




This app offers both basic and scientific calculation modes with over 30 scientific operations. It allows for customization of the app's appearance and includes features for note-taking, drawing, and viewing calculation history. It supports high accuracy calculations and nested parentheses.




A straightforward and intuitive calculator app designed for ease of use. It offers a history bar, customizable themes, and advanced mathematical functions, ensuring a pleasant and efficient calculation experience on your device.