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Winmail.dat Viewer Pro Edition
Winmail.dat Viewer Pro Edition
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Winmail.dat Viewer Pro Edition free download for Mac

Winmail.dat Viewer Pro Edition

Version 2.2

Open, view, extract, share and save .dat files.

Winmail.dat Viewer Pro Edition overview

Winmail.dat files are in fact TNEF format (Transport Neutral Encapsulation Format) sent from the senders who are using Microsoft Windows Outlook (1997, 2000, 2003, 2007, 2010) or Microsoft Exchange. Winmail.dat contains all attachments and rich text message, and not all e-mail clients can recognize its format. There is the solution. Winmail Viewer Pro Edition is just the tool for the job. This app allows users to open .dat folders and to view, extract, share and save all contents. With Winmail Viewer Pro Edition’s user-friendly interface, anyone can overcome this frustrating technical issue in a matter of clicks. In addition, it also supports batch extraction of Winmail.dat files directly into Download folder.

Opens .dat folders
  • Opens TNEF "Winmail.dat" files and list all attachments (RTF, TXT, HTML,PDF,etc) contained in it including email message.
  • Double-click the attached files to open them, or drag and drop them on the desktop.
  • Winmail Extractor to batch extract all attached files from "Winmail.dat" files directly into your downloads folder.
  • Simple and fast, decode and view Winmail.dat file instantly without waiting.
View, Extract, Store, and Share
  • Save one or all extracted attachments wherever you want.
  • Simply Drag and Drop out from file list to save at target location.
  • Quick Look or Open to view attached files into respective default applications.
  • You can just select and copy-paste attachments to Finder.
  • You can resend entire decoded email as it is with message and extracted attachments.
Easy to Use
  • It only takes a few seconds to access your files.

More file format support such as MSG, PST, XPS will be integrated in future versions.

What’s new in version 2.2

Updated on Jan 11 2019

Version 2.2:
  • Support for Dark Mode gives Winmail.dat Viewer Pro Edition a dramatic dark look. Toolbars and menus recede into the background so you can focus on your content. Requires macOS Mojave.
  • File list supports right-click menu: Copy, Share, Save to, Preview, etc.
  • Support files automatically jump to open the corresponding folder when Save As is completed
  • macOS Mojave compatibility.
  • Stronger. More stable. Better. Faster. More reliable.





1.9 MB



App requirements

  • Intel 64
  • OS X 10.10 or later
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