The final version of the "classic" engine, known for VSTi support and spectral editing.

The confusion often stems from the jump in version numbers after the release of Audition 3.0 in 2007. Instead of a "3.5," Adobe completely rewrote the software for its next release, skipping straight to (Version 4) in 2011 to align with the rest of the Creative Suite.

The first version to run on both Windows and macOS. Can You Still Get Audition 3.0 for Free?