42+ iOS apps & games curated and reviewed
With an average user rating of 4.1★, the pi epsilon category is one of the App Store's strongest. Browse all 42+ apps and games we track, sorted so the most loved ones surface first.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 |  | Free | 5.0★ (5) | No | No | Oct 2026 | |
| 2 |  | Free | — | No | No | Aug 2026 | |
| 3 |  | Free | — | No | Yes | May 2026 | |
| 4 |  | Free | — | Yes | Yes | Oct 2026 | |
| 5 |  | Free | 5.0★ (1) | No | No | Oct 2026 | |
| 6 |  | Free | — | No | No | Aug 2026 | |
| 7 |  | Free | — | No | Yes | Sep 2026 | |
| 8 |  | Free | 4.0★ (1) | No | No | Oct 2026 |
A decentralized, anonymous, and end-to-end encrypted communication platform offering voice, text, video, and group calls. It provides robust security features and full user control over the server environment, bypassing third-party providers.
Learn the digits of pi with engaging practice and challenge modes. Test your memory and see how many digits you can recall. Perfect for math enthusiasts and those looking to improve their memorization skills.
