Emagic was acquired by Apple in July 2002. Immediately, the future of the Windows version became uncertain. Version 5.5.1 was the final patch before Apple pulled the plug permanently. It represented the end of an era for PC users who refused to buy a Mac.
If you find a copy, archive it. You are holding a piece of music software history that can never be legally re-released. Emagic Logic Audio Platinum 5 5 1-OxYGeN 32
To the uninitiated, this looks like a string of gibberish. To a veteran producer who cut their teeth on a beige G3 or a Windows 98 SE machine, it is a key to a forgotten kingdom. Let’s rewind to 2002. Steinberg had Cubase VST. Cakewalk had Sonar. But Emagic’s Logic was the esoteric, powerful, and expensive outlier. Logic Audio Platinum was the "Pro Tools killer" that nobody could quite afford. Emagic was acquired by Apple in July 2002