Modern CSV - A CSV editor/viewer
Magic Playlist - Get the playlist of your dreams based on a song
ReCsvEditor - Csv / Tsv / Delimited file editor. Supports for very large Files.
Spotalike - Spotify playlist with similar songs, according to Last.fm
Rons CSV Editor - Rons CSV Editor / Now Rons Data Edit
Spotify - Map shows when two people play same song at same time