Auto-Tune EFX 2 is the easiest-to-use tool for real-time pitch correction.
Audio compressor plug-in in VST, VST3, and AAX formats.
It is a stereo dynamics VST, RTAS and AAX processor plug-in for Windows.
Voxengo Marquis does any form of mixing and mastering.
FabFilter Pro-C is a plug-in which can compress computer music files
