Metronome

Metronome is a free guitar tuner app, simple, fast and precise, professional tuning software for guitars, basses, ukuleles and many other stringed instruments, crafted for the love of playing music and musical instruments!
Tuner is a multifunctional musical instrument tuner that quickly and accurately tunes and proofreads your instrument with the help of your phone's own microphone. It can be tuned automatically or manually, and if there is a mistake in the scale, the application will show you the direction to be adjusted so that you can learn to use it quickly.
Features:
-Intelligent and accurate music recognition through your phone's microphone.
-Simple, beautiful and user-friendly design
-Pointer meter, pointer pointing to scale 0 means that the tone is accurate.
-Automatic mode and manual mode
-Supports guitar tuning and ukulele tuning.
-Suitable for both beginners and experts.