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

Easily open and extract attachments from Winmail.dat, .msg, and .oft email files directly on your device. This utility offers a private, offline solution with a one-time purchase, ensuring your data never leaves your phone.

Highlights
  • Open winmail.dat (TNEF) files
  • Open Outlook .msg and .oft files
  • Extract attachments (photos, PDFs, Word, Excel)
  • 100% on-device processing
  • One-time purchase, no subscriptions
  • Supports Dark Mode and Drag & Drop
Features
Read full description

Winmail.dat Opener Pro opens Winmail.dat (TNEF), .msg, and .oft Outlook email attachments on iPhone and iPad. Works fully offline with 100% on-device processing for maximum privacy. Multilingual support has been upgraded and optimized for fast, secure file access. The app safely unpacks Outlook winmail.dat (TNEF) files and opens .msg and .oft files directly on your device. All processing happens on-device, so your emails and attachments never leave your phone. Key features: • Open winmail.dat (TNEF), Outlook .msg, and .oft files. • Extract attachments including photos, PDFs, Word, and Excel files. • 100% on-device processing for maximum privacy. • Optimized for the latest iOS with Dark Mode and Drag & Drop. • Multilingual support fully upgraded and optimized. Supported formats: •Winmail.dat (TNEF) •Outlook Message (.msg) •Outlook Template (.oft) How to use: 1. Open the Mail app or Files app. 2. Tap the attachment (winmail.dat, .msg, or .oft). 3. Select Share and choose Winmail.dat Opener Pro. 4. View, print, or save your files instantly. No tracking. No cloud uploads. Just open your files — fast, private, and forever. We update regularly to ensure compatibility with the latest iOS versions. If you have any questions or feedback, feel free to contact us anytime. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

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 iOS requirement (17 vs 26.0). On price, ads and device support 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.

Scorecard2 real differences · 8 level
Winmail.dat Opener · Viewer versus winmail.decoder: the parameters behind the verdict, then further details
ParameterWinmail.dat Opener · Viewerwinmail.decoder
PriceFreeFree
Rating5.0 (5 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings5 — better—
Update frequencyEvery 9 days—
AdsNoNo
In-app purchasesYesNo — better
MonetizationPaid—
DevicesiPhone, iPad, Mac — betteriPhone, iPad
Requires iOS17 — better26.0
Further details — not scored
Size16 MB6 MB
Age rating4+4+
Developer延平 陈Pascal Jugnet

In-app purchases

3 purchases

Winmail.dat Opener · Viewer

Subscriptions2
  • Premium Weekly$1.997 Days
  • Premium Yearly$12.991 Year
One-time1
  • Winmail Opener Pro$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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