Hi Fi Equalizer will be the best way to listen your music. You can use it with any player, and it will give you an Hi Fi sound. The idea of ​​this app was born from a personal need. I had tried other equalizers, often with many options that I didn't need in the end. I was thinking of something simple, immediate and essential, with controls that I could also use in the car. For custom settings I thought, unlike many other equalizers, to preset the levels of the various frequencies not based o