New Features:
Brand new fully customizable user interface.
New gain reduction history display.
New input and output RMS meters.
The meters can now be zoomed to improve their precision.
New average loudness boost meter.
New DC Filter to kill DC offset.
New integrated presets manager:
Load/save presets from the plug-in's user interface.
Organize presets with folders.
Customize the default preset.
Exchange presets easily.
Automation range and response curve can now be customized for each parameter.
Automation and MIDI settings (channel, MIDI learn etc.) are now accessible from the main user interface.
AAX plug-in format is now also supported on Windows.
Improved the algorithms for increased precision of the limiter.
Side chaining made easy: the MIDI and automation side chaining capabilities can now be fully configured within the main user interface.

Improvements:
Plug-in name has been shortened for a clearer display in mixer view for most host applications.
The plug-in now appears in the "Dynamics" category in Pro Tools.
Changed the default VST install path on Windows.
License is now shared between plug-ins type (register only once for all formats).
Added new presets.
Improved value display in fine edit window.

Optimizations and Performance Improvements:
Reduced VST plug-in loading time.
Improved parameters precision (now stored as 64-bit).
More compact presets format (uses less space and loads faster).
Smaller binaries on Mac (dropped PowerPC support).

Bug Fixes:
Fixed presets-related crashes in Cubase on Mac.
Fixed user interface display issues in Wavelab on Mac.
Fixed MIDI output for 64-bit VST version.

Note: this new version can be installed side by side with the previous version for backward compatibility reasons. Installing this new version won't break your previous projects.

Fixed keyboard focus stealing issue in Pro Tools and several other host applications.
64-bit Mac VST support.

* RTAS plugin format support for Pro Tools (Mac and Windows).
* 64-bit applications support for Windows DX and VST under Windows x64.
* Mac AU 64-bit format support (compatible with 64-bit Logic 9.1 on Snow Leopard)
* Space bar does not trigger plug-in buttons anymore (avoids conflict with transport control in most applications).
* Demo version now displays a nag screen only once per session, and only when opening the user interface of the plug-in.
* Fixed MIDI learn issues.
* Mac: fixed user interface crashes in some hosts under Snow Leopard.
* Mac: fixed keyboard/mouse focus issues in some hosts.
* Mac: fixed multiple screens issue.
* Mac-AU: fixed user interface resizing issue when changing skin in some hosts (Logic).
* Mac-AU: fixed settings lost issue when doing offline rendering in some applications.
* Mac AU: output parameters routing now works for more than one instance in Logic Pro's Environment.
* Mac AU: fixed output parameters that could exceed defined range and not record properly as automation curves.

Mac VST update: fixed incompatibility issues with Cubase 5 on Mac.