How to open G1A files

Did your computer fail to open a G1A file? We explain what G1A files are and recommend software that we know can open or convert your files.

What is a G1A file?

G1A files are Casio Model 9860 add-in files, which you can read more about below.

The G1A file extension indicates to your device which app can open the file. However, different apps may use the same file extension for different types of data. So a G1A opener may not be able to open all kinds of G1A files. In this case, though, we only know of one specific use.

Casio Model 9860 add-in

Through our analysis of G1A files, we know that one use of the format is Casio Model 9860 add-in. We have not yet described in detail what these files contain and what they are used for, but our team is working tiredlessly through thousands of file formats. We'd love hearing from you if you have information about the format.

We have not verified any programs yet that works with this specific format. If you know any, please use the 'Suggest a program' link below. Thanks!

G1A file openers, viewers, etc.

These apps are known to open certain types of G1A files. Remember, different programs may use G1A files for different purposes, so you may need to try out a few of them to be able to open your specific file.

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We have not verified any programs that we know for certain can work with G1A-files on Mac. If you know one, please use the Suggest link below and tell us about it!
We have not verified any online services that we know for certain can work with G1A-files. If you know one, please use the Suggest link below and tell us about it!