This app is for those who often miss important calls or alerts while their phone is in either their pocket or bag by switching between ringer(if phone is in pocket or bag) and vibration mode (otherwise).
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)
