A free program for Chrome, by Cute Cursors.

EQ Audio Equalizer for Chrome is a free equalizer and volume booster. It allows you to easily adjust sound and music volume for a better listening experience.

This browser extension works on all websites, including YouTube videos, live streams, TV, and online radios. It has a 12-band parametric EQ and a volume booster. You can also adjust the sound quality (from Normal, Audio, Sound, and Bass) and bass booster. It also allows you to adjust the sound level of each band.

It works on desktops, tablets, mobile devices, and Android. It works on all websites, and you can use it for every website.