FxSound - Clearer Sound for Your PC. The new FxSound boosts your sound quality, volume, clarity and bass.
Equalizer APO - A system-wide equalizer for Windows 7 / 8 / 8.1 / 10 with channel remapping/copying capabilities
Boom 3D - Audio enhancer with 3D surround sound
Boom 2 - Boom is a simple volume booster that lets you boost the volume of your Mac and your music files.
DeskFX Audio Enhancer - Download this free audio utility to refine, control & perfect the sound playing on your computer. Live audio effects include amplify, equalize, reverb, chorus and more. Studio quality sound from your PC or Mac in pure digital.
Music Equalizer - Music Equalizer is an intuitive and easy-to-use application that comes with the best solutions related to sound, such as bass booster.