How to open QDF-BACKUP files
Did your computer fail to open a QDF-BACKUP file? We explain what QDF-BACKUP files are and recommend software that we know can open or convert your files.
What is a QDF-BACKUP file?
QDF-BACKUP files are Quicken Datafile Backup files, which you can read more about below.
The QDF-BACKUP 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 QDF-BACKUP opener may not be able to open all kinds of QDF-BACKUP files. In this case, though, we only know of one specific use.
Quicken Datafile Backup
Quicken is a personal finance and money management software. It stores financial data in QDF files, and when you create a backup of a QDF file, it saves it using the "QDF-Backup" file extension.
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Software that will open, convert or fix these specific QDF-BACKUP files
 | Quicken | Verified |
QDF-BACKUP file openers, viewers, etc.
These apps are known to open certain types of QDF-BACKUP files. Remember, different programs may use QDF-BACKUP files for different purposes, so you may need to try out a few of them to be able to open your specific file.
 | Quicken Online Backup | User submitted |