Cobook icon


Cobook (com.cobookapp.cobook) is a Mac OS X software application that has been discovered and submitted by users of iBoostUp. The latest version that our iBoostUp users have reported seeing on their systems is Cobook 3126. The most popular version of this application used by our users is version 1250.

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Publisher Description:

Cobook is now FullContact.

Cobook was acquired by FullContact in 2014. After years of support, we are now officially sunsetting the remaining Cobook apps.

You can continue to use this version of Cobook as long as you wish - however, we will not be updating it after June 22, 2016.

If you loved Cobook, we recommend trying our cloud-based address book apps. Weve taken the best features of Cobook and updated them we think youll love what weve built.

More info here:

Thanks for your support over the years,
The Cobook / FullContact Team


Cobook is the unified address book that brings together contact info from your computer, social networks and other sources.


Syncs with Mac's standard Contacts app

Syncs with Google Contacts (Gmail)

Integrated Facebook, Twitter, Foursquare, Instagram, AngelList, LinkedIn and Xing social network profiles (note - some of these integrations available as in-app purchases)

Organize contacts with tags

Email or message a group of contacts

Share contact info via email


Lifehacker: "very easy to love"

TechCrunch: "simple, powerful and fun"

The Verge: featured in "Best New Apps"

[+] More Information

For more infomation on Cobook please click here, or to find updates and downloads of Cobook please click here.

Cobook Screenshot Cobook Screenshot

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