22tracks - DJ curated Spotify playlists on iOS
Brain.fm - Music designed for the brain to enhance focus, relaxation, meditation, naps and sleep within 10 - 15 minutes of use.
Noiseblend - One-tap music for every occasion, with Spotify Premium
BrainWave Generator - BrainWave Generator is a brain simulation platform that will enable you to enhance your state of mind.
Spotify - Map shows when two people play same song at same time
SBaGen - SBaGen is a tool to control the brainwave of minds by offering the users to set various frequency level for waves that come to each ear.