If you do not need the new functions on version 5, there is no need to pay for the upgrade to version 5. Please do not worry. We are keeping updating the bug issues on version 4. And the update for version 4, for example from version 220.127.116.11 to its updated version 4.5.X.X is free.
But sorry for the update for version 18.104.22.168 is still on schedule. Please pay attention to News on our authorized website www.clonedvd.net