Piano Tuner allows you to tune your piano using your phone. It is easy to use and has precise instructions, making it your most effective piano companion.
When you press the keys, it can automatically measure the pitch of the strings and indicate whether the pitch is accurate through a variety of methods; in addition, it can also emit the standard sound of each string for you to tune the strings by hearing.
The pitch indication accuracy is 0.2 cents, the A4 standard note adjustment range is 430 to 450Hz, and the accuracy is 0.1Hz.
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