Rated 4 out of 5 stars

by allann72 on April 12, 2012 · permalink

I'm using Google Contacts 0.6.40 add-on. It works well even it display a message that the add-on might not work properly with contacts more than 1000. Open Address Book and you will see on the top menu "Duplicates". Click, read and follow the Instructions. That's simple.