VLC Media Player - VLC is a free and open source cross-platform multimedia player and framework.
SkinTheory - Control your acne. Scientifically.
Roon (Music Player) - Roon is a music playing application for audiophiles
SkinVision - App to detect skin cancer - with 70%+ accuracy
Jajuk - Jajuk is software that organizes and plays music using Java.
Scanoma - Use your phone for checking your skin issues