mp3Player 1.6 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. We recommend checking the downloaded files with any free antivirus. The application belongs to Audio & Video Tools. The actual developer of this software for Mac is AsramSoftware.
From the developer:
Small audio-player application to listen to songs from several sources one after the other: insert one or more CD-Rs, mount external Drives (ex. pendrives) and drop one or several folders containing audio-files, and watch mp3Player list all of the songs in a single virtual Playlist and play them continuously.
Supports playback of all Quicktime-supported audio-files and will display QuickTime pictures or movies.
You may want to check out more software for Mac, such as Amarra Mini or MacAppStuff Sounds, which might be related to mp3Player.