Remove Contact duplicates with Free Duplicate Killer

Remove duplicate contacts in just one click using 4Team Outlook Duplicate Killer.

 Buy Now BUY NOW

Software you can trust. Licensing (EULA)

Duplicate Killer Customers Reviews

Average Rating: 4.9 - 340 reviews
Great tool, and it’s so simple to use. It’s very nice that you thought of other options dealing with duplicate contacts. To all of those who still think if they need Duplicate Killer: you need it

Delete Contact duplicates and other Duplicate Killer features

Remove Outlook duplicate contacts

Remove Outlook duplicate contacts

Delete duplicate contacts in Microsoft Outlook. Deduplicate Outlook contacts and clean up your address book. Remove duplicate contacts in Microsoft Outlook 2002/2003/2007/ 2010/2013/2016/2019.

Merge or Remove duplicate contacts

Merge or Remove duplicate contacts

Remove or merge Outlook contacts to clean up your address book. Search for duplicate contacts in distribution lists. Even if you spotted thousands of duplicate items they will be removed in less than a minute.

Review, edit and save Junk Contacts or delete them

Review, edit and save Junk Contacts or delete them

Duplicate Killer lets you review the Outlook contacts which are considered useless. You can easily edit any of the found Junk Contacts, add important information to them and keep them in your address book. All the updated contacts will be automatically unchecked from the list of contacts to delete.

How to remove duplicate contacts in Outlook

Just follow these simple steps:

  1. Download, install and launch Duplicate Killer on your PC;
  2. Start Microsoft Outlook;
  3. Click Duplicate Killer button on the Outlook Ribbon;

Note: In just a few steps, duplicate files will be removed.

How to remove duplicate contacts in Outlook
4Team Corporation

About 4Team Corporation

The company behind Duplicate Killer

We are a Microsoft Gold Certified Partner and independent software developer and vendor. Since 1999 we have provided business solutions to our corporate customers and individual end-users worldwide. We are very proud to be highly recommended by our satisfied customers and offer award-winning support.

Our satisfied customers

Customers all over the world are successfully using 4Team Corporation services for personal and business needs

US Army
University of Virginia
State Bank of India
New Mexico State University
Defense College
Lion Global Investors
Warner Bros. Interactive Entertainment