250+ iOS apps curated and reviewed
Out of 250+ yuhei akatsuka apps on iOS, 20 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 |  | Free | — | Yes | Yes | Aug 2026 | |
| 2 |  | Free | — | No | No | Aug 2026 | |
| 3 |  | Free | 4.6★ (14) | No | No | Aug 2026 | |
| 4 |  | Free | 4.8★ (41) | No | No | Jul 2026 | |
| 5 |  | Free | — | Yes | No | Aug 2026 | |
| 6 |  | Free | — | No | No | Oct 2026 | |
| 7 |  | Free | 4.4★ (7) | No | No | May 2026 | |
| 8 |  | Free | 5.0★ (1) | Yes | No | May 2026 |
This educational game makes learning organic chemistry engaging through interactive puzzles and quizzes. It covers fundamental concepts like functional groups, isomers, and molecule naming using intuitive touch controls. Track your progress, earn medals, and compete with friends.
