Best MP3 Downloader for Mac. 1. MP3Jam. If you’re looking for an MP3 downloader for Mac that is both quick and easy-to-use, MP3Jam is a great option. With MP3Jam, you can download multiple songs from different locations all at once, making downloading new songs a quick process. Jul 06, · How to Download Apple Music as MP3. Step 1. Download and Launch Apple Music Converter Download and install Apple Music Converter on the computer. After it, please launch the software. Step 2. Add Apple Music Songs to Conversion List When you run the software, iTunes will run automatically at the same time.5/5(1).