Regzion
Outlook Duplicate Remover

  5 Star Rated by 1200+ Costumers

Solution for users who facing problem with duplicates items in their Outlook mailboxes. Remove unwanted duplicates of Outlook items from PST and OST files. With advanced functions of search and deletion efficiently accomplish Duplicate outlook items removal job.

  • Remove duplicates of all types of Outlook items.
  • Support both PST and OST files of all Outlook editions.
  • Search/Remove emails duplicates based their properties.
  • Remove Outlook duplicates within Folder and Across folders.
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* Try demo edition to Remove Duplicate of first 25 Outlook items from every folder of PST file for free.

Outlook Duplicate Remover software

windows 10

Most Famous Utility for Outlook Duplicates Removal

Regzion Outlook Duplicate Remover

Most innovative solution for managing duplicate items in PST and OST files. Efficiently search and erase every unwanted duplicate of Outlook items. Find duplicates of Email, Contact, Calendar, Tasks, Notes, and Journals. Get wide number of smart functions for the search and removal of duplicates.

Outlook duplicate remove
remove duplicate of all outlook type of item

Remove All Outlook item's Duplicate

Specially developed to automatically find all types of duplicate items from PST and OST file. Whether the duplicates are emails, contacts, calendars, tasks, notes, or journals.

remove duplicate within or accross folders

Search Duplicate Within or Across Folder

Perform duplicate remover job in 2 modes: -

  • Remove Duplicate Within Folder
  • Remove Duplicate Across Folder
search/delete email duplicates by their attributes

Delete Duplicates by Email properties

For email duplicate removal or other Outlook items with ease and accuracy, get a separate option to find duplicates by To, From, Subject, BCC, CC, and attachment attributes.

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Notable Features of Outlook Recover PST Software

remove duplicates from multiple files at once

Add Single or Multiple files

For duplicate removal, insert PST and OST files into software with 2 different options: -

  • Add Single OST or PST: - Deleting duplicates from single PST/OST file.
  • Add Miltiple OST or PST: - Delete duplicates from multiple PST/OST files at once.
remove specific type of item's duplicates

Remove Specific Item's Duplicates

Deleting all or specific types of duplicate copies of Outlook items from your PST or OST file. The software allows users to select options - Mail, Contacts, Calendar, Tasks, Notes and Journal. Users can select one or multiple of these options and the software will find and delete duplicate copies of the selected type of item.

error-less duplicate removal

Delete Duplicates Flawlessly

Safest way to remove unwanted duplicates of Outlook items from PST and OST files. With a reliable and easy process, it removes duplicates without causing any problem in data files. Removes only duplicates and maintains the hierarchy of folders and properties of items in their original form.

remove duplicate from chosen folders

Duplicates Removal Folder-Wise

Enable users to select folders for duplicate removal. Software provides a preview of all available folders of OST/PST files and allows to manually select folders containing duplicate items. Choose the required folders from that list and perform duplicate removal from those folders specifically.

supporting all type of Outlook PST and OST files

Supports All PST & OST files

Power to remove duplicate items from both OST & PST files. You can remove duplicates from corrupted/ encrypted/ orphaned and healthy files. Remove duplicates from ANSI and Unicode PST/OST files generated from any MS Outlook version- 2021, 2019, 2016, 2013, 2010, 2007, 2003, 2000, or older.

free outlook duplicate removal

Outlook PST Recovery Free Trial

Try the demo version to get a quick free analysis of the software functions. With the demo edition, you can find and delete Outlook duplicates from the first 25 items from each folder of a data file. This helps users to get complete satisfaction before spending money on the paid license.

open ost/pst files directly

Open Outlook OST/PST files

This software works to open OST and PST files without Outlook application. Directly users can open Outlook data files and read its internal items easily without the need of Outlook or any other application. Access Outlook mailbox items from OST or PST file and check duplicates of each item easily.

date-wise mail filtering

Email Filtering Date-Wise

Delete duplicate emails by specifying a custom date range. Choose the start and end date, and the tool will scan and delete duplicate emails received in that specific time range. It identifies duplicates by matching emails with similar content that were received on chosen date range.

email attribute selection

Search Email by Attributes

Remove duplicate emails based on specific attributes, such as To, BCC, CC, From, Subject, and Attachments. Select one or more of these criteria to find and delete duplicate messages. Delete only unwanted emails based on the selected attributes and unique messages will remain intact.

Saving Location Selection

Outlook Duplicate Remover does not make any changes to your original Outlook data file (PST/OST). Instead, it creates a new PST file without duplicates, while maintaining the integrity of your original file. You can manually specify a location from local drive to save duplicate-free PST file.

smart graphical interface

User-Friendly Software Interface

Smart program to remove Outlook duplicates directly. Available with an innovative and easily accessible interface to handle duplicate removal operations with zero effort. In just 4 to 5 simple clicks, you can complete the job of deleting unnecessary Outlook item duplicates from PST or OST files.

workable on all windows edition

Compatible with Windows O/S

Works in all versions of the Windows operating system, including Windows 11, 10, 8.1, 8, 7, XP, Vista, and older versions. With low system hardware requirements, the software runs smoothly on any Windows-based computer, making it accessible to a wide range of users.

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Specialized Solution for Removing Duplicate Outlook Items

Finest choice for deleting duplicates of Outlook items from OST and PST files. Managing Outlook mailbox by remove Outlook items duplicates.

remove outlook emails duplicates

Emails

export outlook pst contacts

Contact

remove outlook calendar duplicates

Calendar

remove duplicates outlook tasks

Tasks

remove outlook notes duplicates

Notes

Outlook Duplicate Remover Tool Comparison - Free vs Paid Version

Trial Version ( Free) Paid Version ($39)
Remove Duplicate Outlook Items ✓ ✓
Erase Duplicates from PST (Personal Storage Table) ✓ ✓
Erase Duplicates from OST (Offline Storage Table) ✓ ✓
Duplicate Deletion from choosen folders ✓ ✓
Open OST / PST files & Preview Outlook items ✓ ✓
Filtering Email Based on Dates ✓ ✓
Duplicate Search Based on Email Attributes ✓ ✓
Unlimited Duplicates Removal × ✓
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What customers says about

Regzion Outlook Duplicate Remover & Recovery Software

⭐ 4.9/5 based on 473 reviews

Excellent 96%
Good 3%
Average 1%
Below Average 0%
Poor 0%

"My Outlook mailbox was filled with duplicate emails and contacts, causing me a lot of problems. I tried several tools to solve my problem, but the best result came from eSoftTools Outlook Duplicate Remover. This software quickly scanned my Outlook account and removed all duplicates in just a few clicks."

Phillip Reilly

Norway.

⭐⭐⭐⭐⭐

"I was hesitant to use this eSoftTools Outlook Duplicate Remover at first, but after using it, I was impressed with how quickly it cleaned up duplicates from my Outlook mailbox. It is intuitive and requires no technical knowledge to use. It is a great product & has helped me a lot in managing my Outlook mailbox!"

Jose Anderson

Netherlands

⭐⭐⭐⭐⭐

"If you use Outlook regularly, this tool will prove to be extremely beneficial for you. I had thousands of duplicate emails, calendar events, and contacts in my Outlook account. It was extremely difficult for me to organize them manually. I use this tool, and it has removed all duplicates effortlessly, with a fast process."

Patricia Malone

Australia

⭐⭐⭐⭐⭐

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Remove Outlook Duplicate Items in 3 Simple Steps

Download and Run Outlook Duplicate Remover tool on a windows based computer.

Choose a method for adding PST/OST file (Single or Bulk) and open them in software.

Choose mailbox folders, apply search & removal settings and start Outlook Duplicates removing process.

Software Specification

software details
Software Info
Regzion Outlook Duplicate Remover Software
Version:    2.5
Available License:    Personal, Corporate, & Technician
Version Support
Email client:     Microsoft Outlook
Version:     2021/ 2019/ 2016/ 2013/ 2010/ 2007/ 2003/ 2000 or older
File type:     Outlook PST/OST (Both ANSI & Unicode)
System Requirements
Processor:   Intel® Pentium Class (x86, x64) or equivalent
Hard Disk Space:   50 MB of free hard disk space
RAM:   Minimum 512 MB is required
Windows O/S:   Win 11/ 10/ 8.1/ 8/ 7/ XP/ Vista and older editions.
Software Delivery
( License Key )
Electronic:   YES
Mode:   Delivery by E-mail
Weekends Delivery:   YES

Frequently Asked Questions

  • Download and Launch eSoftTools Outlook Duplicate Remover Software.
  • Press Select PST or OST File button and choose the mode of file adding.
    • Add Single PST or OST File: - Insert one PST or OST file.
    • Add Multiple OST or PST File: - Insert 2 or more PST/OST file at once.
  • Select any of these Outlook file-adding methods and press Next button.
  • Import your OST/PST file (single or multiple) and click on Start Scanning.
  • Load Outlook mailbox and preview all items from your imported Outlook files.
  • Choose required folders from Outlook items and click on Remove Duplicates.
  • Apply required duplicate search settings from available duplicate removal options.
  • Use mail filtering function and choose a saving location (for saving resulting files).
  • Press the Remove Duplicates button and start removing Outlook duplicate items.
Outlook Duplicate Remover

Yes, users can delete duplicate items from 2 or more Outlook PST/OST files in a single process without any hassle.

Yes, this software allows you to select the folders from the Outlook files from which you want to find and delete duplicate items.

Both these methods are for finding and deleting duplicate items but work differently from each other.

  • Search/remove duplicate within the folder: - This method finds duplicates of Outlook items inside a folder and deletes them. (Scans a folder to find duplicates and deletes them only within the same folder.)
  • Search/remove duplicate across the folders: - Find duplicates of Outlook items in all selected folders from the Outlook file. (Scans all selected folders of the Outlook file to find duplicates and removes them from all folders.)

Yes, this software allows you to choose the Outlook item type. You can choose from the Mail, Contacts, Calendar, Notes, Journal and Tasks Outlook item options to choose which item type you want to find and delete.

Split PST option is exclusively available in this software, which reduces the size of your resultant files during the duplicate removal process. Using this feature, you can split the large-size PST file into different smaller parts.

No, this software does not make any changes to your source Outlook PST/OST files directly. It only provides a new PST file containing existing Outlook mailboxes with no duplicate items.

This software accessible on computer running on any version of Windows O/S including- Win 11, 10, 81, 8, 7, Vista, XP, or earlier versions.

Free testing of the working process and functionality of this software is possible with the free demo version. It will allow you to find/delete duplicates of the first 25 items from each folder of the Outlook file for free.

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