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.
Summarized from real user reviews of Guitar Tuner. Based on 8.2K reviews and a 4.6/5 average, it highlights the 5 positives and 4 negatives reviewers mention most about this Music app.
4.0.1
August 23, 2026
Fixed a bug when launching the app with siri
$4.99
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3 issues
Freezes and crashes on certain devices
Incorrect note detection and tuning
3 requests
Add more tuning options (e.g. drop tunings)
Improve stability and reduce crashes
This application functions as a chromatic tuner, utilizing your device's microphone to provide accurate pitch readings for any instrument. It is designed to be simple and effective, helping musicians ensure their instruments are in tune.
Key features include compatibility with any instrument and any note (chromatic tuning), accuracy to 0.33 Hz, a slider to filter background noise, a detailed fine-tuning display with +/- 50 cent range, and an extremely fast 0.1-second refresh rate.
The app is free to download and use, but it does include in-app purchases and advertisements. This allows for continued development and support while offering core functionality at no initial cost.
This tuner works with any instrument that produces a musical pitch. Its chromatic nature means it can accurately tune any note, making it versatile for a wide range of stringed, wind, and other instruments.
The tuner is highly accurate, with a stated precision of 0.33 Hz. It also offers a fine-tuning display that shows pitch deviations in 2 cent increments within a +/- 50 cent range, allowing for very precise adjustments.
