Mockuuups Studio - Fast and easy way to create product mockups on macOS, Windows and Linux.

LiveTrax - LiveTrax is an app by MasterMedia Productions through which musicians can control the playback of their favorite track during live performances by using simple controls.

Placeit - Generate realistic product shots in seconds

Go Button - Go Button is a mobile audio app designed to provide professional playback of music and sound effects for live shows. It provides a creative, self-contained show control system that runs on your iPad, iPhone, or iPod touch.

Mediamodifier - Create beautiful designs and product mockups in seconds.

TrueFire - The Best Guitar Lessons Online Fast. Easy. Fun.