MobileFence - Parental controls for Android devices.
Spotify - Map shows when two people play same song at same time
Boomerang Parental Control - Boomerang Parental Control helps parents start conversations with their children's technology use: App Controls, Text Monitoring, Time Limits and more.
SoundCloud - Enjoy music & follow favourite artists
Qustodio - Free parental control software. Monitor and track your child's online activity. Block dangerous sites and protect kids from online bullying.
Last.fm - The world's largest online music service. Listen online, find out more about your favourite artists, and get music recommendations, only at Last.fm