Convert winmail.dat or ATT0001.dat files and extract the contained files into accessible, readable files.
Cost / License
- Free
- Proprietary
Platforms
- Online
- Android
- iPhone
- Mac


Winmail Opener is described as 'Small and simple utility that allows you to view and extract contents of TNEF-encoded messages (infamous winmail.dat). Winmail Opener can decode and show RTF message text and all embedded attachments, has full drag-and-drop support and supports command line' and is an app in the office & productivity category. There are four alternatives to Winmail Opener for Mac, Web-based, Android, iPhone and Windows. The best Winmail Opener alternative is winmaildat.com, which is free. Other great apps like Winmail Opener are Winmail.dat Reader, Winmail.dat Viewer Pro Edition and Letter Opener.
Convert winmail.dat or ATT0001.dat files and extract the contained files into accessible, readable files.


Read, view, open, convert and save the files on winmail.dat email attachments. Easy-to-use. Graphic interface (no command-line tool). Often you can obtain winmail.dat attachment in gmail and then you need this is tool.
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.



Open Winmail.dat, MSG and EML files. A new way to seamlessly view e-mail files without requiring an App download.

