248+ iOS apps curated and reviewed
The best key transpose apps on iPhone average 4.1★ across 248+ titles — we've ranked them by what real users actually keep on their phones. Updated October 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 |  | Free | 4.6★ (191) | No | Yes | Oct 2026 | |
| 2 |  | Free | 3.2★ (5) | No | Yes | May 2026 | |
| 3 |  | Free | 4.3★ (31) | No | No | Aug 2026 | |
| 4 |  | Free | — | No | No | Sep 2026 | |
| 5 |  | Free | 3.4★ (5) | No | No | May 2026 | |
| 6 |  | Free | 1.0★ (1) | No | Yes | Oct 2026 | |
| 7 |  | $7.99 | — | No | Yes | Sep 2026 | |
| 8 |  | $24.99 | 5.0★ (6) | No | No | Sep 2026 |
Easily change the key and tempo of your music files. This app supports various audio and video formats, offering intuitive pitch and speed adjustments with visual feedback on sound quality. It's designed for musicians and learners seeking a user-friendly alternative to complex professional software.
Easily transpose songs to a more comfortable key, displaying both scale and numeric values. Features capo placement suggestions to simplify playing difficult chords. Optimized for iPhone 6 and higher.
Easily transpose musical keys to suit your playing style or vocal range. This tool helps guitarists, especially those using capos, and musicians who find song tunes too high or low. Simply adjust wheels to find new chord progressions.
