Guitar Tuner is a tool for tuning classical and acoustic guitars.
* It can listen to instrument sound and measure the sound frequency.
* It can also produce reference sounds when touching the strings on screen.
* you can tune easily by following directions like tighten-loosen
* there are also "string may be broken" warnings :)
* you can tune by both selecting a string or in auto-selection mode
rough approach index to target tune
improvements in auto selection mode
some visual improvements
With Family Sharing set up, up to six family members can use this app.