This application provides a hearing test with a list of ultrasonic sounds on different frequencies. Depending on the highest pitch you can hear, the application will determine the result of the test.
Fixed a bug on the main page.
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)
