v12.1 [Jul 26, 2012]
- 64-Bit support
- New docking concept
- Spectral editing on track level
- AAF / OMF support
- 5.1 Surround mixing
- Tempo track
- essentialFX Suite
- Independence Sampler Workstation
- Optimized Visualization
- New Object Editor
- Content Packs
- Artist series controller support
- Optimized help feature
Dolby Surround Tools makes surround mixing very efficient for the Pro Tools.