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Visualify - Visualize your top artists on Spotify
Suntimes - Android app (and widget collection) that displays sunlight and moonlight times for a given location.
Synesthesia - Synesthesia is a Spotify music visualizer that comes with the advanced support to listen to thousands of music tracks with the visuals side by side.
SunIZup - SunIZup helps you to know the timings of the various Sunlight phases including the Golden Hour and...
Spotify Web Visualizer - Beautiful full screen visuals for Spotify web player
Natural Hour - A roman timekeeping add-on for Suntimes.