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Filename extension
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Navigation: Home > GRR file

Informations about the GRR filename extension and the file formats associated with it

We collected the information you should know about the .grr filename on this page. If you were sent a(n) .grr file in an e-mail, but you don’t know what to do with it, then you can find help here. We strive to suggest free, open-source applications that are available to everyone for the file formats.

1 filename extension(s) are in our database

.grr - Gradekeeper Class Roster

The GRR file is a Data file, which is connected to the Gradekeeper Class Roster according to our registry. With the adequate settings, the Gradekeeper Class Roster (.grr) files can be opened or converted with the help of Gradekeeper.

Format description:
GRR format description not yet available
Magic string:
- / -
Related links:
Related extensions:
Gradekeeper Class Gradebook

Important! Programs other than the ones listed above may also use the .grr file extension. Even harmful programs can create files with the .grr extension to store data in them. Always be careful with .grr files coming from unknown sources. Don’t open executable files that arrived in mails, even if you know the sender.

The .grr file can’t be opened on your computer?

If the program necessary for opening the .grr file is installed properly on your computer, then the quickest and simplest way to open the .grr file is to double-click on the file’s name. If that doesn’t work, then the right software probably isn’t installed on your computer.

While opening the .grr file, you may receive an error message from the associated application, this can be caused by the following:

Incorrectly given .grr extension

The .grr filename extension can be given incorrectly sometimes. The cause of the error could be a mistake or a simple typo. We found the following incorrectly given filename extensions that are the most frequent in the case of .grr files.

brr, trr, rr, grt, gre, gr, ger, frr, rrr, gtr, grf, grd, ggr, gdr

Maybe you’re not even looking for the .grr file extension?

It’s possible the the file’s extension was given incorrectly. Below, we list some filename extensions that are similar to the .grr extension. It’s possible that the one you’re looking for is among them.

Grapher Template
RFM Irregular Spectral Grid
GX Resource Source File
Mandelbrot Explorer Fractal Region Settings
GenePattern Gene Tree File

Associated applications

The Windows operating system stores information about the applications associated to the file extensions in the registry database. The associations can be queried or modified in the Command Prompt window with the "assoc" command.

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We gladly accept application suggestions, but our primary goal is to suggest reliable, open-source applications that can be freely distributed to the users.

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