If you are shopping for a mastering plugin, then you know that these plugins have become very powerful in recent years. They are also more affordable than ever as well. There are several great software companies to choose from like Waves, IK Multimedia, iZotope, and many others. Knowing how to choose the best mastering plugin can be difficult with so many competing formats (RTAS, TDM, pro tools, VST, etc), and so many features (EQ, compressor, limiter, etc). Some of our favorites are iZotope Ozone 4, IK Multimedia T-RackS 3 Deluxe, Waves L3 Multimaximizer, McDSP ML4000 HD, and the IK Multimedia Mastering Bundle. If you are looking for a powerful set of mastering tools, we hope you will check out the reviews on these software bundles and find the best mastering plugin for your needs!