Music
Zen Tuner
Zen Tuner is a minimal chromatic tuner with a large note display, transposition control and sharp-or-flat preferences.
Check a note through a simple visual display
Large symbols and color feedback make the detected pitch easy to follow.
Keep in mind: Microphone conditions and instrument overtones can affect readings; calibration and accuracy have not been independently tested.
Inside the app
Official product images
What you can do
- Display detected chromatic notes
- Apply a transposition from the menu
- Choose sharp or flat note names
Good for
- Musicians who want a straightforward tuning aid.
Consider alternatives for
- Users requiring independently certified measurement accuracy or a full practice suite.
Limitations & considerations
- Captured minimum: iOS 15.0.
- Microphone conditions and instrument overtones can affect readings; calibration and accuracy have not been independently tested.
Privacy & permissions
Microphone capture is central; review its permission and the official data disclosure before use.
Sources & review notes Updated Nov 11, 2026
Reviewed by iApp4Me Editorial Team. Recommendations use the linked documentation and attributed accounts; device observations are identified separately.
- US App Store developer description
Complete description, download price and compatibility metadata captured 2026-11-02.
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