What is the IUP file format?
A file with the .IUP extension is a file known as ChessBase Fritz update. It belongs to the Data Files category. This format is associated with ChessBase.
The reliable way to open a .IUP 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 .IUP 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.
Format details
in a nutshellPrograms that open IUP files
Windows1 app
Community Q&A
asked by usersNo questions yet - be the first to ask about IUP files.
