MusicBrainz Picard - Official website for MusicBrainz Picard, a cross-platform music tagger written in Python.Downloads · MusicBrainz Blog · Picard 2.
22tracks - DJ curated Spotify playlists on iOS
Mp3tag - Mp3tag is a powerful and easy-to-use tool to edit metadata of audio files. DownloadDownload Mp3tag, a powerful and easy-to-use tool to edit .
Noiseblend - One-tap music for every occasion, with Spotify Premium
Tune Sweeper - Show duplicates in your Music library. Automatically select which duplicates to keep and delete based on your preferences. Remove duplicates with one-click from your iTunes or Music app library.
Spotify - Map shows when two people play same song at same time