All upgrades that happen in the 12 months after registration come at no additional charge. Here are the upgrades from the first 6 months - with more to come. 12.0: Improved I/O setup and monitoring/auto down-mixing, unlimited busses, in-app plug-in purchases and rentals, stability improvements. 12.1:Increased track count (128 audio, 512 instrument), track input monitoring, AFL/PFL Solo Modes, Copy to Send, Pro Tools | Control support, support for Pro Tools | S3 VCA Spill. 12.2: VCA Masters, Disk Cache, advanced metering, gain reduction metering, and new All Access plans, including bonus plug-ins (see sidebar) 12.3: Track Commit and Track Bounce workflows, Clip Transparency, batch fade enhancements and shortcuts,AudioSuite Pitch II. Recently a 12.4 upgrade was announced that includes the highly anticipated Track Freeze function which compliments the Track Commit workflows from 12.3.