Start on Android by Google - Developer program to optimize your app before you launch
keezy - A colorful soundboard. Play with music.
Figma - Team-based interface design, Figma lets you collaborate on designs in real time.
SoundGrail - SoundGrail Music App designed for pianists, guitarists, and DJs.
Visage - Visage is a new platform that enables non-designers to easily create beautiful, on-brand visual content such as data visualization, reports & much more
Aftertouch - Aftertouch – 3D MIDI Controller created and published by Kevin Nelson.