Equalizer APO - A system-wide equalizer for Windows 7 / 8 / 8.1 / 10 with channel remapping/copying capabilities
Keezy Drummer - Make a beat in seconds
FxSound - Clearer Sound for Your PC. The new FxSound boosts your sound quality, volume, clarity and bass.
AutoDrum - AutoDrum" is free, open source software for automatic drum performance.
Boom 2 - Boom is a simple volume booster that lets you boost the volume of your Mac and your music files.
Band-in-a-Box - Band-in-a-Box is so easy to use!