AMVidia Tag Editor for MAC VS Automatic Tag Editor

Fair enough about finding Tag Editor – not exactly a specific product name, is it? Ha! This is the one I was talking about. It's on the App Store and is free but you need to spend a bit of cash with an in-app purchase ('rapid tagging' or just the full version) to be able to easily do all the mass tagging operations – what I recommend doing is getting the free one, trying it out and learning how to get the tags... Source: 5 months ago

As well if you want to add cover art there is a way to do that through either mp3tag on PC or some mobile app (I use AutomaTag for Android). Again for time-saving purposes it might be better to do this before copying over your files to the other platform, though I myself have not tried this so I don't know if the metadata carries over properly. Note that this method sacrifices whatever data you have in the Album... Source: 6 months ago

I have hundreds of mp3 files, and need to tag them with their correct metadata. When I was doing this on Android, I used AutomaTag which was an amazing tool. Now that I'm on PC, I use MusicBrainz Picard. It's not perfect, however, as it occasionally tags songs with the Deluxe or Normal editions of an album seemingly arbitrarily, and sometimes tags the songs from albums like "Now That's What I Call Music 2010" or... Source: over 1 year ago