1by1 has a simple name and it is also a simple tool that has an intuitive design. This is quite simple and you will find your way around the options with ease. You can create custom playlists in order to have your favorite music in the headphones with only a mouse click.
The audio quality that this tool manages to offer is great and you can always tune it up a little more if you want to have a better playback of the file. There are equalizer presets that can be used and there is also the possibility of saving custom ones.