Heartbeat - Listen to music with your friends together, on Spotify
Lunar.fyi - Control monitor brightness, adapt using the ambient light sensor, adjust volume, switch inputs and turn off displays without fiddling with clunky buttons.
Festify - Festify is a free Spotify-powered app that lets your guests choose which music should be played...
DisplayBuddy - Control the real brightness of your monitors directly from your Mac - no need to touch the buttons on your Monitor.
BeatSense - Discover great music hand-picked by real people, in a single click. FREE and in real-time!
Nocturnal - Have more control over your screen at night 🌙