8.3.1 is free to registered Sonar 8 users. It contains not only bug fixes for previous 8.x releases but
also additional new features and new sounds for Dimension Pro and Session Drummer 2. You can
Sonar 8.5 has been released, and while it seems like only a point release, there are tons of new
features, bug fixes, and feature enhancements. This could have been called Sonar 9 but Cakewalk
changed their internal versioning, so it’s like a new version usually would be. This is not a free
upgrade (unless you purchased Sonar 8 in a certain time frame, but the upgrade cost has been
reduced from the usual price. In my opinion, the extra that you get are worth the upgrade cost.