iTuner Pro
Precision Instrument Tuner
Free · Designed for iPhone. Not verified for macOS.
Tune faster on iPhone and Apple Watch with real-time pitch detection and instrument presets. On iPhone, use the built-in metronome and tuning fork.
iTuner Pro is a clean, accurate tuning toolkit for musicians who want fast feedback and a focused practice experience.
Use your iPhone or Apple Watch microphone to detect pitch in real time, view the current note, frequency, and tuning deviation, and quickly bring your instrument into tune. On iPhone, use the built-in metronome to keep time and the tuning fork to play a precise reference tone.
Key Features
- Real-time pitch detection through the microphone
- Clear note, frequency, and cents deviation display
- Automatic or manual target note selection
- Tuning presets for guitar, bass, ukulele, violin, viola, cello, mandolin, and banjo
- Metronome with 30-250 BPM, tempo presets, multiple time signatures, sound, and haptic feedback
- Tuning fork with selectable notes, adjustable A4 reference pitch, and configurable tone duration
- Adjustable A4 reference pitch from 430 Hz to 450 Hz
- Six appearance themes, including light and dark options
- Apple Watch support for tuning right from your wrist
- Simple, distraction-free interface for practice, rehearsal, and performance
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
- Added a built-in metronome with 30-250 BPM, tempo presets, multiple time signatures, sound, and haptic feedback.
- Added a tuning fork with selectable reference notes, adjustable A4 frequency from 430-450 Hz, and configurable tone duration.
- Added tuning presets for guitar (Standard and Drop D), bass, ukulele, violin, viola, cello, mandolin, and banjo.
- Added six appearance themes: Classic, Light, Ocean, Aurora, Amber, and Graphite.
- Refreshed the tuner, metronome, tuning fork, and settings interfaces, with improved accessibility and stability.
The developer, 培亮 王, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Collected
The developer does not collect any data from this app.
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- 培亮 王
- Size
- 5.2 MB
- Category
- Music
- Compatibility
Requires iOS 15.0 or later.
- iPhone
Requires iOS 15.0 or later. - iPod touch
Requires iOS 15.0 or later. - Mac
Requires macOS 12.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later. - Apple Watch
Requires watchOS 8.0 or later.
- iPhone
- Languages
English and 3 more
- English, Japanese, Simplified Chinese, Traditional Chinese
- Age Rating
4+
- 4+
- Copyright
- © 2026 Zhifei Qiu