Tap the key for the note you like to tune your instrument to
Choose from 3 octaves and Bb, C, Eb or F transposition
Move the slider to choose the duration in seconds of the tuning note
Added all features of full version
Improved graphics
Optimised code
9Apps 4.9
![국세청 홈택스 [손택스] on 9Apps](https://go.getnew.app/sg/res/jpg/f7/df/69cc2f90120ec331db2630e0f5b6-6dh.jpg?x-oss-process=style/jmq200)
