Try the SysInfo Outlook Duplicate Remover to easily clean duplicate emails, contacts, calendars, and tasks from your Outlook mailbox. This tool helps you quickly find and remove repeated items without affecting your important data. The software scans PST files and detects duplicates based on different criteria such as subject, sender name, email address, date, time, or size. You can choose the matching options according to your needs to ensure accurate results. It removes only the duplicate items and keeps the original data safe. It also supports batch processing, which means you can add one or multiple PST files at the same time. There is no limitation on file size, so it works well for both small and large Outlook data files. This saves time and makes the process more efficient. The tool provides flexible options to manage identified duplicates. You can permanently delete them, move them to the Deleted Items folder, create a new folder for cleaned data, mark them as expired, or flag them for review. It also supports date range filtering, allowing you to remove duplicates from a specific time period.