.ABBU File Extension

Address Book Backup

Developer Apple
3.6  |  5 Votes
Category Backup Files
Format N/A

What is an ABBU file?

Backup file exported from the Apple Address Book (included with Mac OS X); used to restore the default address book if needed.

More Information

NOTE: Address Book was renamed to Contacts in 2012 with the release of OS X Mountain Lion.

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Programs that open ABBU files

Included with OS
Updated August 25, 2015

Verified by FileInfo.com

The FileInfo.com team has independently researched the Address Book Backup file format and Mac apps listed on this page. Our goal is 100% accuracy and we only publish information about file types that we have verified.

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