PSP develops high quality audio effect and processor plug-ins. Our products garner rave reviews and endorsements from every corner of the music production, engineering, composition, and post-production worlds.  Our  plug-ins have become staples in professional and home studios worldwide.  Our credo explains our simple philosophy: It's The Sound That Counts!



I've long searched for one killer compressor plug-in and have found it in PSP MasterComp. It offers great transparency or musicality as needed, its controls are flexible, and it's a very good value.

David Weiss, Electronic Musician magazine



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