This app helps you evaluate headphones or earbuds offline, and determine which one offers the best performance when comparing different pairs. Use this app when going out shopping for a new pair of headphones or earphones.

Following test will be done with this app:

1) Frequency Response.
2) Spectral Flatness and Earbud Insert Test.
3) Dynamic Range.
4) Quality.
5) Driver Matching.
6) Wiring. (left, right, center, twisted)
7) Binaural Test.
8) Listen to your favorite music.

No special permission for using the app.