No specific info about version 2.1. Please visit the main page of Toast Burn on Mac Informer.
Toast Titanium is an all-in-one CD/DVD burning suite.
Enables you to burn audio and MP3 CDs and DVDs with your favorite videos
Play Blu-ray disc/Blu-ray folder/Blu-ray ISO file on Mac with high quality.
The program was created especially for clone/burn/backup any Blu-ray on Mac.
Rip Blu-ray to video like MP4/AVI/WMV/MOV without quality loss.