Winmail.dat Opener

4.0.1

Tobias Reinhardt

2.66

3,995 reviews

1,000,000+
Downloads

Free

Open those annoying 'winmail.dat' attachments.

2.66 · 3,995 reviews · 1,000,000+ downloads

Download from Google Play

Pros & Cons

On-device processing protects privacy and enables offline use
Free to use with unobtrusive ads; no mandatory purchases
Lightweight app (~3 MB) with quick install and launch
Focused tool for viewing and handling winmail.dat attachments

Relatively low average rating (2.64) suggests room for improvement
Narrow feature scope compared to competitors offering broader document support (PDF, DOCX, XLSX, etc.)

About Winmail.dat Opener

Winmail.dat Opener is a tools app developed by Tobias Reinhardt.

How many times has Winmail.dat Opener been downloaded?

Winmail.dat Opener has been downloaded 4.3 million times. In the last 30 days, the app was downloaded 4.3 thousand times.

What is the rating of Winmail.dat Opener?

Winmail.dat Opener is rated 2.66 out of 5 stars, based on 4 thousand ratings.

Is Winmail.dat Opener free?

Winmail.dat Opener is free to download. The APK download size is 3.98 MB. The latest version available is 4.0.1. The last update was on November 6, 2023.

What are the requirements for Winmail.dat Opener?

Winmail.dat Opener requires Android 8.0+ or higher. The app has a content rating of Everyone. The app has been available on Google Play October 2012.

Description

Do you sometimes get "Winmail.dat" files containing important documents? Winmail.dat Opener is a free app that allows you to open these files and view, save or share their contents.

More data about Winmail.dat Opener

Price	Free to download
Total downloads	4.3 million
Recent downloads	4.3 thousand
Rating	2.66 based on 4 thousand ratings
Ranking	Not ranked
Version	4.0.1
APK size	3.98 MB
Number of libraries	14
Designed for Android	8.0+
Suitable for	Everyone
Ads	Contains ads

App Performance Report

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Alternative downloads for the Winmail.dat Opener app

Winmail.dat Opener compared with similar apps

Common keywords of similar apps

App Files Opener Open Free

Keywords missing from this app

File Pdf Reader Viewer Document Documents Read Msg Eml Word View Ppt Storage Excel Office Strong Text Search Formats Email Apps Txt Manager Docx Share Xls Attachments Features Easily Offline Access Xlsx Manage Multiple Powerpoint Reading Quickly Easy Recent Save Supported Images Pptx Doc

Google Play Rating history and histogram

Rating history

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1.1K

320

600

160

1.8K

Downloads over time

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Winmail.dat Opener has been downloaded 4.3 million times. Over the past 30 days, it averaged 140 downloads per day.

Changelog of Winmail.dat Opener

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Developer information for Tobias Reinhardt

Tobias Reinhardt

kontakt@t-reinhardt.ch

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Comments on Winmail.dat Opener for Android

★★★★★ Ed Mooy · Sep 21, 2021

Lately, any pictures in the attachment appear for a second, then are replaced with an !

★★★★★ Wolfgang Riss · Sep 6, 2025

Works well, so far. The only thing that feels superfluous is having to grant access rights for the same folder every time you save an attachment. As for ads, I'd rather pay for an ad-free premium version.

★★★★★ Thiago Cordeiro · Aug 21, 2024

Lifesaver, thanks for this app! Really helpful!!!

★★★★★ Mahmoud Saadi · Feb 16, 2022

Deserves 5 stars, Useful easy, works great.

★☆☆☆☆ illuzion · Apr 21, 2021

It clearly shows that the file type is .DAT type it still shows, it is not a .DAT type file. **PATHETIC APP**

★☆☆☆☆ Dru Greene · Feb 11, 2025

After I installed this app, I still get the message that there's no app on my phone to open the document I've downloaded

★☆☆☆☆ Frankie Neuhoff · Mar 8, 2021

It didn't work! I still couldn't open the attachment!

Google Play Rankings for Winmail.dat Opener

This app is not ranked

Technologies used by Winmail.dat Opener

10 permissions · 14 libraries

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