232+ iOS apps curated and reviewed
The best cuatro tuner apps on iPhone average 4.6★ across 232+ titles — we've ranked them by what real users actually keep on their phones. Updated June 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | Free | 4.5★ (9.1K) | Yes | No | Jul 2026 |
| 2 |  | Free | 4.7★ (4.8K) | Yes | Yes | Jul 2026 |
| 3 |  | Free | 4.8★ (145K) | Yes | Yes | Jul 2026 |
| 4 |  | Free | 4.6★ (8.2K) | Yes | Yes | Jul 2026 |
| 5 |  | Free | 4.6★ (46K) | Yes | Yes | Jul 2026 |
| 6 |  | Free | 4.5★ (45K) | No | Yes | Jul 2026 |
| 7 |  | Free | 4.8★ (99K) | Yes | No | Jul 2026 |
| 8 |  | Free | 4.8★ (147K) | Yes | No | Jul 2026 |
This app provides highly accurate tuning for a vast array of musical instruments, from guitars and violins to pianos and flutes. It features a chromatic tuner, transpose mode, and a tone generator for comprehensive musical practice and performance needs.
This app helps musicians tune their instruments quickly and accurately using their device's microphone. It offers both instrument-specific and chromatic tuning modes, with customizable options for various instruments and tunings. It also functions as a pitch pipe for ear training.
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 application provides a highly accurate chromatic tuner for any instrument. It features advanced noise cancellation and a detailed fine-tuning display, ensuring precise pitch readings for musicians of all levels. The tuner offers a fast refresh rate and works with any note.
This app provides a free chromatic tuner for guitar, bass, and ukulele. It offers easy-to-follow instructions for beginners and accurate tuning for professionals. Unlock additional tunings and access a vast chord library for enhanced practice.
Achieve perfect guitar tuning quickly with an AI-powered chromatic tuner. Learn chords, practice with metronome features, and play songs with chord and lyric generation. Suitable for all skill levels.
This app provides a user-friendly and accurate way to tune various stringed instruments. It offers step-by-step visual guidance, auto and manual tuning modes, and an essential chord library for learning songs.
This app offers precision tuning for guitar, bass, and ukulele with multiple modes and customizable options. It also provides a comprehensive suite of practice tools, including chord and scale libraries, and metronome functionality.
This application listens to your instrument's sound and displays its pitch, allowing for accurate tuning by showing the deviation from the desired note. It offers a wide pitch sensor range and customizable settings for concert-A frequency and sensitivity.
This app provides accurate chromatic tuning for a wide range of musical instruments using your device's microphone. It features a responsive needle meter, pitch pipe, and automatic calibration for precise tuning. An optional full version offers advanced features.
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 acts as a musical fitness coach, offering a chromatic tuner and metronome with detailed analytics. It helps users improve their playing or singing by charting progress and providing insights. Record, playback, and analyze performances with a live tuner view.
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.
This app offers a simple and accurate way to tune string instruments like violins, violas, and cellos. It provides step-by-step instructions and a strong noise filter, making it ideal for beginners and those new to music.
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 provides perfectly tuned reference notes for various musical instruments, allowing users to tune by ear. It offers both real audio and sine wave sounds and supports VoiceOver accessibility. It does not analyze instrument notes but serves as a quick reference for tuning in any key.
This app connects wirelessly to an EFI system, allowing users to monitor engine data and adjust various settings like air-fuel ratios and ignition timing. It offers a setup wizard for initial calibration and advanced tuning options for performance optimization.
This app provides fast and accurate tuning for classical guitars, ideal for musicians of all skill levels. It offers an LED indicator and automatically highlights tuned strings for easy visual feedback. Advanced settings and a tuning fork are available via in-app purchase.
This application provides a professional and accurate way to tune your ukulele using your iPhone's microphone. It analyzes the sound in real-time, indicating whether a note is sharp or flat for quick adjustments.
This advanced chromatic tuner utilizes a powerful DSP engine for precise tuning of a wide range of instruments. It offers multiple display modes, extensive customization options for tunings and temperaments, and a tone generator. It supports internal and external microphones and is suitable for both amateur and professional musicians.