How to open .abbu file format?

The probably reason why you are at this website is a problem with opening .abbu file. The full name of the file is Address Book Backup. If the double-click on the file’s icon shows you a message that additional programs are needed to open the file, you’ll find the list of helpful programs in the bottom of the page.

.abbu file extension (Address Book Backup)

Category Developer/Producer File description Popularity
Backup Files N/A Address Book Backup
Programs using this file extension: .abbu
ADS OS Software
  • Apple Address Book

The file extension .abbu can be used by another programs. If you have some useful information about .abbu file type that may help other users, please send them to us and we’ll update our database.

Visiting our website you are probably asking yourself:
  • What application can open .abbu file?
  • How to open .abbu file?
  • What is .abbu file?
  • How can I convert .abbu file?
  • Where can I find informations about .abbu file extension? (for example on the File Extension website)
We hope we have given you enough informations about this file type. Otherwise you can search some informations about .abbu extension on