How to open DD files

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

What is a DD file?

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

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

AccWare Data Dictionary

Through our analysis of DD files, we know that one use of the format is AccWare Data Dictionary. 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!

Disk Doubler compressed data

Through our analysis of DD files, we know that one use of the format is Disk Doubler compressed data. 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 DD files

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

IsoBusterIsoBusterVerified
Parallels Tools CenterParallels Tools CenterUser submitted
Visual DataFlex StudioVisual DataFlex StudioUser submitted
P2 eXplorerP2 eXplorerUser submitted
DD EditDD EditUser submitted
Oxygen Forensic SuiteOxygen Forensic SuiteUser submitted
We have not verified any programs that we know for certain can work with DD-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 DD-files. If you know one, please use the Suggest link below and tell us about it!