124+ iOS apps curated and reviewed
With an average user rating of 4.1★, the diapason category is one of the App Store's strongest. Browse all 124+ apps we track, sorted so the most loved ones surface first.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | Free | 4.8★ (147K) | Yes | Yes | Aug 2026 |
| 2 |  | Free | 4.2★ (997) | No | Yes | Aug 2026 |
| 3 |  | Free | 5.0★ (1) | No | Yes | May 2026 |
| 4 |  | Free | 4.4★ (184) | No | Yes | Aug 2026 |
| 5 |  | Free | 3.0★ (2) | Yes | Yes | Aug 2026 |
| 6 |  | Free | — | No | No | May 2026 |
| 7 |  | Free | 4.7★ (3.2K) | Yes | Yes | Aug 2026 |
| 8 |  | Free | 4.7★ (59K) | Yes | No | Aug 2026 |
This app helps you tune various string instruments, learn songs with interactive tutorials and personalized feedback, and access a vast library of chords and tabs. It also includes practice tools like a metronome and chord games.
This app provides musicians with a highly accurate chromatic tuner and a professional metronome. It offers multiple metronome modes, including sound, flash, and vibration, and includes a built-in recorder and a library of sheet music.
Generate fundamental audio waveforms like sine, square, triangle, and sawtooth with precise control over frequency, amplitude, phase, and harmonics. Export high-quality audio for music production, sound design, and acoustic testing.
Easily generate a tuning tone with a single tap. Enhance convenience by setting up Siri Shortcuts for quick access, even adding them to your Home Screen or widgets. Adjust the frequency to your needs and enjoy a fuss-free tuning experience.
This app is the leading publication for classical music and Hi-Fi audio, offering expert insights into the music scene. Subscribe for access to the latest issues and enjoy seamless syncing across Apple devices.
Easily tune a variety of musical instruments using your smartphone's microphone. Offers high precision with advanced audio recognition and multiple visual feedback modes. Supports manual tuning and calibration for custom needs.
This app provides an accurate and stylish metronome with multiple practice modes, including tempo progression and programmable sequences. It also offers simple tuning tones and is fully accessible via voiceover. Use it for music practice, dancing, exercise, or any activity requiring precise timing.
This app transforms your mobile device into a professional piano tuning assistant. It offers advanced features for precise tuning, inharmonicity measurement, and custom tuning style creation for both professional tuners and dedicated pianists.
This app provides a precise digital tuning fork for musicians and choir directors. It offers a clean interface with reference pitches and a unique shake-to-play gesture, delivering an authentic and distraction-free tuning experience.
Generate precise audio tones for tuning instruments, testing sound equipment, or practicing ear training. This app offers a clean, focused experience with no ads or accounts, working offline for instant reference.
Generate various audio test tones, including sine waves, noise, and more. Combine up to four independent sources with phase control for each speaker. Monitor waveforms and output power with clipping indication.
Discover your vocal range by singing notes and semitones. The app guides you through singing up and down from a starting note to accurately determine your vocal capabilities. Share your results with friends.
Explore the world of organs with this magazine app. It offers articles, stunning pictures, and in-depth features on a wide range of organ-related topics, including new music and CD reviews. Access current and back issues, or subscribe for continuous content.
This application provides a simple pitch pipe for musicians, offering a range of tones from F to F. Users can easily select and play specific pitches by tapping or panning a visual interface. The sound quality is noted as excellent.
Explore city statues and local history through interactive audio stories. Features geo-location, a monument map, trivia games, and QR code scanning for an immersive cultural experience.