How to open COW files
Did your computer fail to open a COW file? We explain what COW files are and recommend software that we know can open or convert your files.
What is a COW file?
COW files are Copy On Write disk image files, which you can read more about below.
The COW 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 COW opener may not be able to open all kinds of COW files. In this case, though, we only know of one specific use.
Copy On Write disk image
Through our analysis of COW files, we know that one use of the format is Copy On Write disk image. 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.
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COW file openers, viewers, etc.
These apps are known to open certain types of COW files. Remember, different programs may use COW files for different purposes, so you may need to try out a few of them to be able to open your specific file.
![]() | DNADynamo | User submitted |
![]() | Circle Of Wealth System | User submitted |
![]() | SnapGene Viewer | User submitted |