UPK1 File

A file with the .UPK1 extension is a file known as Metro 2033 game data. It belongs to the Game Files category.

The reliable way to open a .UPK1 file is with software that recognises this exact format, rather than guessing from the file name. If you are not sure what created a file, our file identifier can read its first bytes and name the real format, even when the file has been renamed.

This page lists 1 programs that open .UPK1 files. A fully verified, hand-written description of this format is being prepared; until then, the details on this page are drawn directly from our database.