.QBB File

The qbb file extension is associated with QuickBooks, a line of business accounting software developed and marketed by Intuit.

The qbb files contain QuickBooks backup of qbw files. You should be able to restore content of these QBB backups probably only using QuickBooks software and proper version.

Files with qbb file extension can be found as backups made in QuickBooks accounting software.

How to open:

You should be able to restore these QBB backups using QuickBooks.

How to convert:

Once recovered using QuickBooks, these files may possible be converted or partially exported to something else.