SaaS Blocks by Apideck - +120 tools to build and augment your SaaS application
Magic Playlist - Get the playlist of your dreams based on a song
StickerSDK.Mojitok.com - In-app store of animated emojis, GIFs, and stickers with personal curations for 10x engagement and revenue - as seen on Samsung Galaxy.
Spotalike - Spotify playlist with similar songs, according to Last.fm
Cardlife - Track all your business subscriptions with Cardlife.
Spotify - Map shows when two people play same song at same time