Ozone is a mastering system of 64-bit DSP algorithms, complemented with enhanced visual meter displays, and integrated in an interface that makes it easy to get good masters.
Features:

* Multiband Dynamics: Up to four bands of multiband dynamics that carefully emulate the response of analog circuitry, providing natural-sounding compression, expansion, and limiting
* Paragraphic EQ: Shape the tone with eight nodes of bell, highpass, lowpass, high-shelf or low-shelf filters overlaid on an ultra fast spectrum display.
* Multiband Harmonic Exciter: Up to four bands of multiband excitation for adding warmth, sparkle or shine to your mixes.
* Multiband Stereo Imaging: Up to four bands of multiband stereo widening for adding space to your mix without losing the bass.
* Mastering Reverb: Dual mode reverb for adding ambience to your mix.
* Loudness Maximizer: Push the level without overloading with analog modeled or digital transparent loudness maximizers.
* Dither: Prepare audio for CD with word-length reduction and high order psychoacoustic shaped dither.

More info
http://www.kvraudio.com/get/569.html