Comparison

Winmail.dat Opener & Viewer vs winmail.decoder

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Winmail.dat Opener & Viewer

Features
Read full description

CAN'T OPEN THAT WINMAIL.DAT FILE? WE'VE GOT YOU COVERED. You received an email from someone using Microsoft Outlook, and instead of the attachment you needed, you got a mysterious "winmail.dat" file. Frustrating, right? Winmail Opener solves this problem instantly. --- WHAT IS WINMAIL.DAT? When Outlook users send emails using Rich Text Format (RTF), their attachments and formatting get bundled into a file called "winmail.dat" or "ATT00001.dat" - which Apple Mail, Gmail, and other email apps can't open. Winmail Opener decodes these files so you can access your documents, photos, and more. --- 100% OFFLINE & PRIVATE Your files NEVER leave your device. Unlike web-based converters that upload your sensitive documents to unknown servers, Winmail Opener processes everything locally on your iPhone, iPad, or Mac. No internet connection required. No data collection. Just pure privacy. --- KEY FEATURES - Instant Extraction: Open winmail.dat files in seconds - Complete Privacy: All processing happens on your device - Works Offline: No internet required for core functionality - Multiple Formats: Also opens MSG and XPS files - Calendar Events: Extract iCal appointments and add to Calendar - Contact Cards: Extract vCards and add to Contacts - Preview Files: View images, PDFs, and documents before saving - Easy Sharing: Export attachments via Share Sheet - Universal App: Works on iPhone, iPad, and Mac --- HOW IT WORKS 1. Receive an email with winmail.dat attachment 2. Tap the attachment and choose "Open With" then Winmail Opener 3. See all extracted files in a clean, organized list 4. Preview, save, or share any attachment 5. Done! That's it. --- SUPPORTED FILE TYPES - Winmail.dat (TNEF from Microsoft Outlook) - MSG (Outlook message files) - XPS (XML Paper Specification documents) --- FREE TO TRY Open 10 unique files for free - no feature restrictions. If you need unlimited access, unlock it with a single one-time purchase. No subscriptions. No recurring fees. Pay once, use forever. --- DESIGNED FOR APPLE Built with Apple's design principles in mind. Clean interface, system-adaptive dark/light mode, and seamless integration with Share Sheet, Files app, and drag-and-drop on Mac. --- PERFECT FOR - Business professionals receiving corporate emails - Legal and finance teams working with Outlook clients - Anyone frustrated by "winmail.dat" attachments - Mac users who receive emails from Windows/Outlook users --- Stop being blocked by incompatible email formats. Download Winmail Opener today and access your attachments instantly.

About

winmail.decoder

Features
Read full description

Description: Did you receive a "winmail.dat" file and can't open it? Winmail Decoder is the essential tool to instantly recover your attachments trapped in Outlook's TNEF format. Whether you are on your iPhone, iPad, or Mac, you can finally access your documents, images, and PDFs sent by Microsoft Outlook users. Why choose Winmail Decoder? Pure Simplicity: Drag and drop your files or open them directly from your Mail app. Quick Preview: View your documents (PDFs, photos, text) directly within the app using QuickLook. Flexible Export: Save files individually or export the entire selection into a convenient ZIP archive. Cross-Platform: A modern interface tailored for your device, whether on mobile or desktop. Privacy First: Your files are processed locally on your device. Nothing is ever sent to an external server. Say goodbye to unreadable attachments and take control of your emails today!

Screenshots

Winmail.dat Opener & Viewer4 screens
winmail.decoder4 screens

Verdict

The call

The clearest difference is in-app purchases: winmail.decoder at none against Winmail.dat Opener & Viewer's 3. Winmail.dat Opener & Viewer's advantage is device support (4 vs 2) and iOS requirement (14.0 vs 26.0). On price and ads there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Winmail.dat Opener & Viewer sells 3 in-app purchases, starting at $1.99 per 7 days. winmail.decoder asks for nothing beyond the download.

Scorecard3 real differences · 3 level
Winmail.dat Opener & Viewer versus winmail.decoder: the parameters behind the verdict, then further details
ParameterWinmail.dat Opener & Viewerwinmail.decoder
PriceFreeFree
Update frequencyEvery 2 weeks—
AdsNoNo
In-app purchasesYesNo — better
DevicesiPhone, iPad, iPod, Mac — betteriPhone, iPad
Requires iOS14.0 — better26.0
Further details — not scored
Size19 MB6 MB
Age rating4+4+
DeveloperOMER FARUK KIZILTUGPascal Jugnet

In-app purchases

3 purchases

Winmail.dat Opener & Viewer

Subscriptions2
  • Winmail Weekly$1.997 Days
  • Winmail Annual$12.991 Year
One-time1
  • Winmail Lifetime$19.99
None

winmail.decoder

No in-app purchases

Questions

Is Winmail.dat Opener & Viewer free?
Winmail.dat Opener & Viewer is free to download, with in-app purchases available.
Is winmail.decoder free?
winmail.decoder is free to download, with no in-app purchases.
Do Winmail.dat Opener & Viewer or winmail.decoder have ads?
Neither Winmail.dat Opener & Viewer nor winmail.decoder shows ads.

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