Join or Sign In

Sign in to add and modify your software

Continue with Facebook Continue with email

By joining, you agree to our Terms of Use and acknowledge the data practices in our Privacy Policy.

Letter Opener for Webware

Key Details of Letter Opener

  • Open Winmail.dat, MSG, and EML files easily and securely
  • Last updated on 08/06/20
  • There have been 1 update within the past 6 months
Clicking on the Download Now (Visit Site) button above will open a connection to a third-party site. cannot completely ensure the security of the software hosted on third-party sites.

Developer's Description

Letter Opener is a fantastic solution for opening e-mail files comes on the web. A new way to seamlessly view e-mail files without requiring an App download.
Letter Opener has always been the perfect app to open and view Winmail.dat and MSG e-mail files -- the format used by Microsoft Outlook and Exchange -- and also Internet Standard EML e-mail files. And it's an even easier and more secure with Letter Opener for Web. Your files are never transferred or shared when you use Letter Opener for Web, and your files and content stays protected on your device.

Modern web standards enable us to provide you a rich e-mail file viewing experiences in the browser. Privacy and security aren't just something you should hope for -- they're something you should expect. That's why we never transfer or shared your files. Everything is done on your trusted device. Your emails stay your business. Supported file types: winmail.dat or AT00001.dat; Outlook messages: .MSG; Outlook templates: .OFT; email files: .EML, .EMLX. Made with a special dislike for winmail.dat files.

Full Specifications

What's new in version 1.0.0


Release August 6, 2020
Date Added August 6, 2020
Version 1.0.0

Operating Systems

Operating Systems Webware
Additional Requirements None


Total Downloads 4
Downloads Last Week 1
Report Software

Related Software



Microsoft Outlook

Microsoft Outlook

eM Client

eM Client

Microsoft Office Outlook 2007

Free to try
Microsoft Office Outlook 2007

Best VPN Services for 2021

Best for privacy

3 months free with 1-year plan

Best for customer support

$39.99 for the first 12 months

Best for zero logs

$4.87.99/months for a 1-year plan

Best money-back guarantee

$2.99/months for a 3-year plan