43+ iOS apps curated and reviewed
From beginner-friendly picks to power-user tools, our quartet 2 list covers 43+ iPhone apps updated through August 2026. Compare ratings, prices, and screenshots in one place.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 |  | Free was $19.99 | 4.7★ (7) | No | Yes | Sep 2026 | |
| 2 |  | $0.99 | — | No | No | Sep 2026 | |
| 3 |  | Free | 2.3★ (3) | No | No | Jun 2026 | |
| 4 |  | Free | — | No | No | May 2026 | |
| 5 |  | Free | — | No | No | May 2026 | |
| 6 |  | $9.99 | 5.0★ (4) | No | No | Sep 2026 | |
| 7 |  | Free | 5.0★ (1) | No | No | Sep 2026 | |
| 8 |  | $0.99 | — | No | No | Aug 2026 |
Practice and perform jazz standards with live studio recordings. Mute your instrument to play along, change key, adjust tempo, and loop sections. Features animated chord diagrams and royalty-free multitrack exports for creative remixing.
Practice Japanese vocabulary and kanji from the "QUARTET 2 Intermediate Japanese" textbook. Features include flashcards, quizzes, and stroke order animations for efficient learning anytime, anywhere.
This app allows you to play drums, piano, bass, and guitar on your iPhone or iPad. Enjoy high-quality sounds and the ability to play with a friend on the same device.
