Scanoma - Use your phone for checking your skin issues
Sayonara Player - Sayonara is a simple but nice audio player and holds a lot of features like a library, id3 tag...
SkinVision - App to detect skin cancer - with 70%+ accuracy
Pi MusicBox - Pi MusicBox is a great music platform where you can create songs and is the only streaming music player for Spotify, Google Music, Podcasts, SoundCloud, Webradio, and others.
Anti-Acne Face Mask - Face mask built for COVID & Acne prevention
Audirvana Plus - Build for sound quality