250+ iOS apps curated and reviewed
Out of 250+ 432 hz tuner apps on iOS, 17 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 | 4.6★ (5) | No | Yes | Oct 2026 | |
| 2 |  | $5.99 | 3.5★ (85) | No | No | Oct 2026 | |
| 3 |  | Free | 4.7★ (1.7K) | No | No | Oct 2026 | |
| 4 |  | Free | 4.6★ (5.1K) | Yes | Yes | Oct 2026 | |
| 5 |  | Free | 4.5★ (9.9K) | Yes | No | Oct 2026 | |
| 6 |  | Free | 4.8★ (149K) | Yes | No | Oct 2026 | |
| 7 |  | Free | — | No | Yes | Aug 2026 | |
| 8 |  | Free | — | Yes | No | May 2026 |
This professional-grade chromatic tuner offers precise instrument tuning with support for alternative frequencies like 432 Hz and 440 Hz. It includes a built-in metronome, capo support, and a learning section about tuning standards.
Easily tune your musical instrument to A=432Hz, A=444Hz (528Hz scale), or standard A=440Hz. This application simplifies the process of achieving precise tuning for your instrument.
This app offers precise chromatic tuning for a wide range of instruments with a clear, visual interface. It features advanced algorithms for accurate detection of notes, including those with overtones and vibrato, making it suitable for both tuning and intonation practice.
