Pro Tools and Pro Tools HD 9.0.5 software on computers with Mac OS X 10.6.x (Snow Leopard) and Windows 7 (32-bit or 64-bit) Pro Tools 9.0.5 Update for Owners of Pro Tools 9.0 and Pro Tools HD 9.0 on Mac and Windows Pro Tools 9.0.5 Updates Now Available - Includes Lion Support System Requirements and Compatibility with Pro Tools|HD and Pro Tools|HD Native Systems with Pro Tools HD 9.0 Software: System Requirements and Compatibility with Pro Tools 9.0 Software: Pro Tools HD 10.1 System Requirements (HDX Mac support).Pro Tools HD 10.2 System Requirements (HDX Windows support).Pro Tools HD 10.3 System Requirements (HD Native Thunderbolt support).
Note: Mac OS X 10.9 and Mac OS X 10.9.1 s NOT supported at this time.