This page contains utilities that automate the removal of duplicate appointments.
If the duplicate appointments are the result of importing, you can add the modified date field to the view and sort by it, then delete appointments based on the modified dates. When the cause of the duplicated appointments is PDA synchronization one of the utilities listed below is generally the easiest method to remove duplicates.
If you imported duplicates from the Outlook holiday file, see
To remove duplicate holidays from the Calendar folder in Microsoft Outlook
Many of these tools will remove duplicates from any Microsoft Outlook folder type, however, if you are looking for tools to remove duplicated contacts or mail items, you may want to look at the tools on the following pages as well. Note that some of the duplicate contact tools have the ability to merge duplicated contacts.
Tools in the Spotlight
The Duplicate Appointments Eliminator allows you to either delete all the duplicates or move them to a folder of your choice. Comparisons of two appointments (optionally) based on subject, location, start time, end time, body, categories, recurrences, and required attendees. Works with Exchange public folders or other shared folders and you can choose to operate on a single folder or select many folders at once. Works with Microsoft Outlook 2007, Outlook 2003, Outlook 2002 and Outlook 2000. Enter code WD9BHK53 during checkout.
Delete duplicate contacts, notes, tasks, journal and calendar items in Microsoft Outlook folders and Exchange Server folders. Duplicates can be marked, copied or moved to any folder. It supports searching across the folders. Supports all versions of Outlook, including Outlook 2007/2010. Version 2.6
1-click solution to remove duplicate mails, contacts or calendar items. Merges contacts automatically, has an undo function and a configurable advanced mode. Version 3.03 Now supports Outlook 2010 (both 32 and 64 bit).
Accurate Outlook Duplicate Remover(AODR) can find and remove all duplicate Outlook items automatically. It quickly removes duplicates from Contacts, Calendar, Tasks, Notes and Email folders in one click. You can select any folder for duplicate Removing. It helps you to use your Outlook much more efficiently. Free.
Synchronizations with smartphones/PDAs inadvertently create duplicate appointments and you are left with a big mess on your hands. With the Delete Duplicate Appointments add-in, you can quickly delete these duplicate appointments with just one click of a button. Works with Outlook 2000 to Outlook 2013, including 64-bit.
Outlook duplicate remover add-in for Microsoft Outlook to find and remove duplicate contacts, emails, calendar items, tasks and notes automatically. Remove Outlook duplicates. Merge Outlook contacts and other items. Compare, assign category, flag and move duplicates to selected folders. Preview duplicate search results prior to processing. Duplicate Killer has Junk Contacts removal functionality, regarding contacts that have too little information. Duplicate Killer is compatible with the latest Windows 8 and Outlook 2013 (including 32 bit "Click to Run" Outlook version).
Free tool for removing duplicate items from Outlook folders. ODIR recognizes duplicates in Contacts; Calendar; Tasks; Notes and Email folders. Using ODIR is very easy: select a folder and click the button Remove Duplicate Items. ODIR scans the selected folder for duplicates and MOVES all duplicates found to a subfolder ODIR_duplicate_items. Version 1.2
Outlook Duplicate Remover allows you to find and remove Outlook duplicates and junk contacts in one click. Search duplicate items and merge Outlook duplicates automatically. Remove Outlook duplicates, such as duplicate Email, duplicate Contacts and Calendar events and Junk contacts. It is an automatic software add-in for Microsoft Outlook without any settings to configure. Duplicate Remover is compatible with latest Windows 8 and Outlook 2013 (including Outlook "Click-to-Run" versions) as well as Outlook 2010, 2007, 2003, 2002 and Exchange Server Public Folders. Supports French and German languages.
Removes duplicate items from Calendar, Tasks, Contacts, Notes, and mail folders. Free.
Clean up your Outlook mailbox from unwanted and duplicate emails with Outlook duplicate remover tool. This software works as an Add-Ins in Outlook and removes duplicates as per different time span and scan criteria. Customized operations like Mark as Expired or Flag, Delete Permanently, Copy to folder and more are also a notable feature of this software.
- Microsoft Outlook Calendar Issues
- Synchronize mailbox and Public Folders — includes tools to copy appointments from public to mailbox folders
Other calendar tools are on the following pages:
Calendar Tools for Schedule Management
Calendar Reminder Tools for Microsoft Outlook
Calendar Printing Tools for Outlook
Calendar Dates and Other Data for Outlook
Time and Billing Tools for Outlook Calendar
Meeting Productivity Tools for Outlook
For Group Calendar tools, see Maintaining a Group Calendar in Outlook.
Web Publishing tools: Publishing Microsoft Outlook Calendars on the Internet or an Intranet