Winmail Opener icon

Winmail Opener For Windows

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About Winmail Opener

Winmail Opener is a compact and user-friendly utility designed to help users view and extract the contents of TNEF-encoded files, commonly known as winmail.dat. With its straightforward functionality, Winmail Opener enables users to decode and display RTF mail text and embedded attachments, providing full drag and drop support and command line mode for batch decoding.

Key Feature

1: TNEF-encoded File Support
Winmail Opener specializes in handling TNEF-encoded files, or winmail.dat, which are notorious for causing compatibility issues with various email clients. This utility ensures that users can easily access the contents of these files without any hassle or additional software.

2: RTF Mail Text and Attachment Display
The software is capable of decoding and displaying both the RTF mail text and all embedded attachments within winmail.dat files. This feature ensures that users can access and view the complete contents of their TNEF-encoded files, including any important attachments.

3: Drag and Drop Support
Winmail Opener offers full drag and drop support, making it easy for users to extract and save the contents of their winmail.dat files. This user-friendly feature allows for a seamless and efficient extraction process, saving users time and effort.

4: Command Line Mode for Batch Decoding
For users who need to decode multiple TNEF-encoded files at once, Winmail Opener supports command line mode for batch decoding. This feature enables users to process numerous files simultaneously, streamlining the decoding process and increasing productivity.

5: Simple and Lightweight Utility
Winmail Opener is a small and simple utility, ensuring that it does not consume excessive system resources or slow down your computer. Its straightforward interface and easy-to-use features make it an ideal solution for users of all skill levels who need to access the contents of winmail.dat files.

In conclusion, Winmail Opener is a valuable tool for users who need to view and extract the contents of TNEF-encoded files, or winmail.dat. With its support for RTF mail text and attachments, full drag and drop functionality, command line mode for batch decoding, and simple, lightweight design, Winmail Opener provides a user-friendly and efficient solution for accessing the contents of these notoriously challenging files.

Reviewed by Yasmin Souza Ferreira


Updated onOctober 25, 2018
Operating systemWindows 2003, Windows Vista, Windows 98, Windows Me, Windows, Windows NT, Windows 2000, Windows 8, Windows Server 2008, Windows 7, Windows XP

Old Versions

Winmail Opener1.6
October 25, 2018
exe32 bit
Winmail Opener icon
Winmail Opener for PC
View the rich text message contents and attachments embedded into TNEF-encoded files.
Free Downloadfor Windows

How to download and Install Winmail Opener on Windows PC

  • Click on the Download button to start downloading Winmail Opener for Windows.
  • Open the .exe installation file in the Downloads folder and double click it.
  • Follow the instructions in the pop-up window to install Winmail Opener on Windows PC.
  • Now you can open and run Winmail Opener on Windows PC.