MIXO 0.63.0 for Mac could be downloaded from the developer's website when we last checked. We cannot confirm if there is a free download of this app available.
Please check the Mac app with an antivirus before launch as it is downloaded from the developer's website, and we cannot ensure that it is safe. The actual developer of this free Mac application is MIXO. The program is categorized as Audio & Video Tools.
From the developer:
MIXO lets you import and export everything, such as tracks, cues, metadata, ratings, tempos, playlists, and folders. You can edit tracks, update playlists, add cue points, and prepare your music on the go or in the studio and MIXO will sync your changes to all your devices.
You may want to check out more software for Mac, such as SmartMusic Studio, Speak or SH-201 Librarian, which might be similar to MIXO.