This app analyzes sounds from your microphone to display pitch, frequency, and octave. It offers intuitive graphical interfaces and supports a wide range of instruments and custom tunings for precise tuning.
5.3.1
December 14, 2025
updated age ratings
$3.99
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CarlTune supports a wide array of instruments including various guitar and bass tunings, ukulele, violin, viola, cello, double bass, mandolin, and more. It also offers a default chromatic interface suitable for instruments like flute, kalimba, and vocal practice.
The app analyzes sound from your microphone to display pitch, frequency, and the difference (cent value) from the standard pitch, allowing for specific and quick pitch identification. It also provides a pitch pipe with mathematically accurate frequencies.
Yes, CarlTune offers custom tuning interfaces and allows you to adjust the ±Cent value from the standard pitch for fine-tuning. You can also change the standard tuning reference, such as A4=440Hz.
Yes, CarlTune contains advertisements. Users have the option to remove these ads through an in-app purchase.
CarlTune is available for free. There is an option to make a paid purchase within the app to remove advertisements.
CarlTune is designed for iOS devices, including iPhone, iPad, and iPod. It supports both landscape and portrait screen orientations.
The latest version of CarlTune is 5.3.1, and it was last updated on December 14, 2025. This indicates a history of regular updates to improve functionality and performance.
CarlTune has an age rating of 4+, making it suitable for a wide range of users, including younger musicians.
