A jg4 file extension is related to the BigJig jigsaw puzzle data format.
Software that open jg4 file
JG4 file extension - BigJig jigsaw puzzle data
What is jg4 file? How to open jg4 files?
File type specification:
The jg4 file extension is associated with the BigJig, a jigsaw puzzle solving computer game for Microsoft Windows operating system.
The jg4 file contains jigsaw puzzle data for BigJig game.
The default software associated to open jg4 file:
BigJig seems to be some older jigsaw puzzle game for PC.
List of recommended software applications associated to the .jg4 file extension
Recommended software programs are sorted by OS platform (Windows, macOS, Linux, iOS, Android etc.)
and possible program actions that can be done with the file: like open jg4 file, edit jg4 file, convert jg4 file, view jg4 file, play jg4 file etc. (if exist software for corresponding action in File-Extensions.org's database).
Unspecified and all other actions for computer programs working with jg4 file - BigJig jigsaw puzzle data
Click on the software link for more information about BigJig. BigJig uses jg4 file type for its internal purposes and/or also by different way than common edit or open file actions (eg. to install/execute/support an application itself, to store application or user data, configure program etc.).