Spotify - Map shows when two people play same song at same time
OptinMonster - OptinMonster helps to convert abandoning website visitors into subscribers and customers.
SoundCloud - Enjoy music & follow favourite artists
Sumo - Free tools to grow your email list.
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
POPUPSMART - A no-code tool to increase e-commerce sales, build email lists and engage with your visitors in just 5-minutes.