Metadatics 1.6.15 An Advanced Audio Metadata Editor For Mac OS X.
MP3 Gain 6.2.0 Lossless volume adjustments for audio files.
Swinsian 3.0.8 Music manager and player.
xACT 2.58 
Music Tag Editor 9.8 Easily edit music tags.
Farrago 2.1.5 Robust, rapid-fire soundboards.
Fission 2.9.4 With Fission, audio editing is no longer a chore. You can join files, crop and trim audio, and rapidly split up long files. Fission is streamlined for fast editing, and it works without the quality loss other audio editors cause.
Amazing Slow Downer 4.2.2 Slow down music without changing the pitch.
beaTunes 5.2.36 beaTunes is an advanced music application for Windows and OS X that lets you analyze, inspect, and play songs—and create compelling playlists.
Premium Mac Music Player for Hi-Res music through the popular sources.
Capo 4.6.1 Slow down and learn to play your favorite songs.
Export for iTunes 3.7.8 Export your playlists and albums to any location with just a few clicks.
Audacity 3.7.7 
Piezo 1.9.8 Quickly record audio from any application.
Sound Control 3.3.3 Sound Control is a unique application that adds advanced audio controls to your Mac. Control the audio of each of your apps independently with per-app volume, EQ, balance, and audio routing.
