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Outlook Duplicates Remover

The best utility to remove all kinds of duplicate items from an Outlook PST file utilizing the extensive filters such as date, time, sender/receiver name, and more. It offers many options to manage Outlook duplicate items, including permanent deletion.

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The tool reduces the size of your Outlook mailbox and makes it faster and more responsive.

  • Performs extensive search to find duplicate items in PST folders
  • Permanently removes, flags, moves, or copies duplicate email items
  • Finds duplicates by date, time, sender/receiver name, etc
  • Allows to save duplicate item report in HTML format
  • Preserves the integrity of PST data while removing duplicate items
  • Compatible with all versions of Outlook including Outlook Office 365/2021/2019/2016/2013
Outlook Duplicates Remover

Outlook Duplicates Remover

Client Testimonials

See what our esteemed clients think about the software after using it.

Software Features

Check the various features that will help to remove all the duplicate items from the Outlook mailbox.

Instant Outlook Duplicate Removal Instant Outlook Duplicate Removal

Outlook Duplicates Remover finds and removes Outlook duplicate emails instantly from the Outlook folders. Also, it provides multiple options for dealing with duplicate Outlook items. All these options are easy to use too.

Best Outlook Duplicates Finder Best Outlook Duplicates Finder

The Outlook duplicate remover quickly searches for duplicate items. It has two modes – Standard and Advanced. In Standard mode, duplicate items are searched in the same folder whereas in Advanced mode, duplicate items are searched in all selected folders.

Find Outlook Duplicates by Comparison Find Outlook Duplicates by Comparison

You can find Outlook duplicate items by comparing items by criteria like Sender name, Receiver name(s), Internet header, Date and time of sending, and Attachment file(s). This is the easiest way to find Outlook duplicate emails and other items.

Options to Manage Outlook Duplicates Options to Manage Outlook Duplicates

The tool provides many options to deal with Outlook duplicate items. You have options like - delete permanently, mark as expire, move to Deleted Items folder, put flag, copy to folder, and move to folder.

Remove Outlook Duplicates in a Date Range Remove Outlook Duplicates in a Date Range

Using its filtering option, you can look for duplicate items in a specified period. It can be used in two ways: Select predefined period - in which you can search for latest 1 week items, latest 1 month items, etc. and Specify Time period manually – in which you can provide a date range.

Remove Outlook Duplicate Contacts & More Remove Outlook Duplicate Contacts & More

This tool is an Outlook duplicate contacts remover too. It helps to find and remove Outlook duplicate Calendar entries, contacts, emails, and more. For this, just make sure that you select the corresponding folders in the mailbox hierarchy while searching for duplicate items.

Save/Resume Duplicate Removal Task Save/Resume Duplicate Removal Task

You can save the Outlook duplicate removal process as a task with a name and description. Then you can Export this task to the desired location on your hard drive. It will be saved in .NUTX format. And using Import option, you can resume this task again on the tool.

Remove Duplicate Emails in Outlook 2013/2016 and more Remove Duplicate Emails in Outlook 2013/2016 and more

This utility removes duplicate emails in Outlook 2013, 2016, 2019 and all remaining versions. So, this is the best tool if you are looking for an Outlook duplicate remover that supports all the versions of Outlook.

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How it works?

Remove duplicate items from Outlook using the software.



The tool will remove duplicate items from the mailboxes of all Outlook versions and supports each Windows version. See more details

System Requirements
  • Memory - 256 MB RAM
  • Free Disk Space - 50 MB (for software installation)
Supported Versions
  • Windows: 365/11/10/8.1/8/7/Vista/XP/2000/98/NT/95 and Windows Server 2016/2012/2008 R2/2008/2003 R2/2003
  • MS Outlook: Office 365/2021/2019/2016/2013 (both 32 bit and 64 bit)/2010/2007/2003/2002/2000/98/97

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Free trial version

Use the trial version of the software and remove duplicate items in a limited manner. Download now

Software Features Trial Version Full Version
Finds duplicate items
Removes duplicate items
Removes duplicate items in a specified period
Multiple options to deal with duplicate items - Mark as expire, Copy/Move to folder, Delete, Put flag, etc.
Removes duplicate emails in all Outlook versions
Capacity to remove duplicate items form Outlook Maximum 10 duplicate items per folder Unlimited Outlook duplicate items
Validity period 30 days only Life-long validity
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Outlook Duplicates Remover


Here are a few questions and answers related to the software functionalities.

Outlook Duplicates Remover is easy to use and efficient software. You just need to download and start working with it. Install and start the software, check for duplicated based on your options and remove the items accordingly. Based on various options, user can search and manage the duplicate Outlook files.

The software searches for duplicate items in all Outlook folders selected by the user and based on the criterion provided. When it finds a duplicate item, it marks them as expired, flags the file, copies it to a folder, delete the item permanently, moves it to Deleted items folder or moves it to another sub folder as told by the user.

With Outlook Duplicates Remover, users can search and remove duplicate items accordingly. One can select these files based on properties such as sender email, text, sender name, internet header, subject, date and time of sending, receiver name and attachment files.

Yes, Outlook Duplicates Remover software is made available in free trial version as well. You can download the free tool and check for duplicates. Additionally, you can also remove 10 duplicate items from each folder free of cost. If needed, you can purchase the licensed edition to remove all duplicate items with no restriction.

User Reviews

and Ratings
Outlook Duplicates Remover
(4.9 / 5) 436 Reviews

Reviews 436

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29th September 2021 6:58pmL Peter
It is a fantastic outlook duplicate remover software. I used it with 100% accurate results. The Support guy was very responsive and knowledgeable.
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9th August 2021 2:46pmP Winker
The interface of the software is very intuitive and easy to use. I have used it with 100% accurate results. I would like to recommend it to others.
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17th March 2021 8:02pmM short
The interface of this software is easy to use and one does not require any training. I loved it and like to recommend to others. Thanks!
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23rd December 2020 7:59pmN Bryent
I have a wonderful experience with online support, Sandeep, I think, was his name. Extremely informative and helpful. Thanks!
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