What are some alternatives?
When comparing FxSound Enhancer and Breakaway Audio Enhancer, you can also consider the following products
ViPER4Windows - ViPER4Windows is an “APO”. APO stands for “Audio Processing Object”. APO is designed by Microsoft.
Equalizer APO - A system-wide equalizer for Windows 7 / 8 / 8.1 / 10 with channel remapping/copying capabilities
Bongiovi DPS - Instantaneously correct, improve and optimize the sound of any computer system with Bongiovi DPS.
Boom 2 - Boom is a simple volume booster that lets you boost the volume of your Mac and your music files.
Letasoft Sound Booster - Boosts sound volume above maximum level
Boom 3D - Audio enhancer with 3D surround sound