Figma - Team-based interface design, Figma lets you collaborate on designs in real time.
Equalizer APO - A system-wide equalizer for Windows 7 / 8 / 8.1 / 10 with channel remapping/copying capabilities
Invision - Prototyping and collaboration for design teams
FxSound - Clearer Sound for Your PC. The new FxSound boosts your sound quality, volume, clarity and bass.
Sketch - Professional digital design for Mac.
Boom 2 - Boom is a simple volume booster that lets you boost the volume of your Mac and your music files.