A cig file extension is related to the FastBack Plus, a backup software and used for its compressed backup files.
There is one other file type using
the CIG file extension!
.cig - Fastback Plus compressed backup
CIG file extension - FastBack Plus compressed backup
What is cig file? How to open cig files?
File type specification:
The cig file extension is associated with the FastBack Plus, a backup software for Apple Mac and IBM-PC computers developed by Fifth Generation Systems Inc. The .cig file stores compressed backup of data.
FastBack Plus is obsolete software.
This cig 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.