One of the newest features of FreeRIP is the ability to tag your MP3s.
First you will need to change to the tagging part of FreeRIP. Simply click View > Tagger
Next you will want to add some files to tag. Do this by clicking File > Add files to tag...
Navigate to where you keep your music and select the track/s you want to tag
From there you can tag your MP3 files quickly and easily by simply changing the text on the right