
Antares had released 64-bit and 32-bit Auto-Tune 7 AAX Native versions for Mac and PC. They are free upgrades for all current owners of Auto-Tune 7 (64-bit).
Owners of Auto-Tune 7 v7.1.3 and earlier and all previous versions of Auto-Tune can upgrade to the AAX version by heading over the Auto-Tune 7 Software Upgrade Page and following the directions there.
Introducing AVOX 4
Antares has also introduced AVOX 4, the fourth generation of the Antares Vocal Toolkit. AVOX 4 is fully 64-bit compatible and includes AAX Native versions of all of the AVOX plug-ins. In addition, AVOX 4 now includes Mic Mod EFX Classic Microphone Modeler, for a total of eleven unique vocal processing plug-ins.
Upgrades to AVOX 4 and all of the individual AVOX plug-ins are available at the Software AVOX Upgrade Page.
Note: If you purchased AVOX Evo, Harmony Engine Evo, Mic Mod EFX or any individual AVOX Evo plug-in after May 1st, 2013, you are eligible for a free upgrade to the 64-bit version of your plug-in(s). Simply head on over to the AVOX Software Upgrade Page to get your free upgrade(s).
Harmony Engine Evo and Mic Mod EFX 64-bit/AAX Native Versions
Also released are new versions of Harmony Engine Evo and Mic Mod EFX for Mac and PC. These versions are 64-bit compatible and add support for the AAX Native format.
Upgrades to Harmony Engine Evo (64-bit) are available to current owners of Harmony Engine Evo (32-bit), the original Harmony Engine, and Harmony EFX.
Upgrades to Mic Mod EFX (64-bit) are available to current owners of Mic Mod EFX (32-bit) and the original Microphone Modeler.
To purchase your upgrade(s), head on over to the Harmony Engine EVO Software Upgrade Page and follow the directions there.
Note: If you purchased Harmony Engine Evo or Mic Mod EFX after May 1st, 2013, you are eligible for a free upgrade to the 64-bit version of your plug-in(s). Simply head on over to the Harmony Engine EVO Software Upgrade Page to get your free upgrade(s).

Find Harmony Engine in the KVR Marketplace