How to open GRZ files

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

What is a GRZ file?

The GRZ file extension indicates to your device which app can open the file. However, different programs may use the GRZ file type for different types of data.

We are aware of 2 different uses of the GRZ extension, which you can read more about below.

GRZip compressed archive

Through our analysis of GRZ files, we know that one use of the format is GRZip compressed archive. 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!

GRZipII compressed archive

Through our analysis of GRZ files, we know that one use of the format is GRZipII compressed archive. 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!

Software that will open, convert or fix GRZ files

These apps are known to open certain types of GRZ files. Since many different programs may use GRZ files for different purposes, you may need to try a few of the apps to open your specific GRZ file.

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