A grn file extension is related to the Masterpoint Centre service. A grn file contains green points.
There is one other file type using
the GRN file extension!
.grn - Granny 3D file
GRN file extension - Masterpoint green points
What is grn file? How to open grn files?
File type specification:
The grn file extension is associated with Masterpoint Centre, an on-line service for Australian Bridge players.
The grn file stores Masterpoint green points file that stores various information about Bridge games, players, clubs etc.
This grn file type entry was marked as obsolete and no longer supported file format.
This type of file is no longer actively used and is most likely obsolete. This is typically the case for system files in old operating systems, file types from long discontinued software, or previous versions of certain file types (like documents, projects etc.) that were replaced in higher versions of their original programs.