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Editors' Review · October 21, 2026

Effortlessly Open Winmail.dat Files on Mac

Winmail.dat Opener is a user-friendly application designed for Mac users to easily extract and view the contents of winmail.dat, .msg, and .xps files. This tool addresses a common issue faced by users who receive winmail.dat attachments, particularly from Microsoft Outlook, which are often unreadable by other email clients. With its straightforward interface, users can quickly access file contents without needing advanced technical skills. The application provides a seamless experience, allowing for drag-and-drop functionality and instant previews of file contents without the need to exit your email client.

This application is perfect for professionals who frequently deal with various file types and need a reliable solution to manage winmail.dat attachments. While the basic functionality of viewing files is free, users will need to purchase the full version to save or preview files. It's important to note that the app is not compatible with macOS Yosemite or earlier versions, and users may experience truncated file names when saving. Overall, Winmail.dat Opener is an essential tool for anyone needing to handle winmail.dat files efficiently.

Enlarged image for Winmail.dat Opener
Winmail.dat Opener 0/1

Technical

Title
Winmail.dat Opener 1.4.3 for Mac
Requirements
macOS 10.15
Language
English
Available languages
English
License
Free
Latest update
Author
xu lu

Program available in other languages



Changelog

We don’t have any change log information yet for version 1.4.3 of Winmail.dat Opener. Sometimes publishers take a little while to make this information available, so please check back in a few days to see if it has been updated.

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