# Winmail.dat Opener & Viewer — Open Winmail.dat Files Easily > Open Winmail.dat Files Easily (iPhone/iPad app by OMER FARUK KIZILTUG.) - Source: https://appshunter.io/ios/app/winmaildat-opener-and-viewer/id6758459209 (this page in markdown: same URL + `.md`) - Developer: [OMER FARUK KIZILTUG](https://appshunter.io/developer/1870337585) - Category: Utilities, Productivity - Price: Free with in-app purchases - Age rating: 4+ - Requires: iOS 14.0 · 19 MB - Languages: American English - Released: 2026-03-03 - Data updated: 2026-08-26 - User reviews in markdown: https://appshunter.io/ios/app/winmaildat-opener-and-viewer/id6758459209/reviews.md ## What is Winmail.dat Opener & Viewer? 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. ## Pricing and in-app purchases Base price: Free. **Subscriptions** | Subscription | Price | Period | | --- | --- | --- | | Winmail Weekly | $1.99 | per 7 days | | Winmail Annual | $12.99 | per year | **One-time purchases** | Purchase | Price | Type | | --- | --- | --- | | Winmail Lifetime | $19.99 | one-time | ## Version history (last 5 releases) ### 1.6 — 2026-06-25 Try any plan free for 3 days — no payment due until your trial ends. We've completely redesigned the paywall experience so getting started is smoother than ever. New • 3-Day Free Trial: Every subscription plan now includes a free trial. Open and extract your winmail.dat, MSG, and XPS files for 3 days before you're charged a thing. Improved • Redesigned paywall: A cleaner, more transparent subscription screen with all pricing, trial details, and plan benefits visible at a glance. • Smarter plan cards: Trial badges appear automatically on eligible plans — if a plan has a free trial, you'll know instantly. • Dynamic content: Subscription details now update in real time from the App Store for more accurate pricing in your region. ### 1.5 — 2026-05-12 Try before you buy — tap "Try Demo File" to instantly preview how the app extracts attachments from winmail.dat files, no file import needed. New • Try Demo File: See the full file-parsing experience in seconds. A built-in sample winmail.dat file lets you explore extracted attachments, preview images, and read messages — all without importing your own file. Improved • Refreshed App Store screenshots across iPhone, iPad, and Mac for a clearer look at what the app offers. ### 1.4 — 2026-04-14 Simplified pricing for a better experience — subscribe and start opening files right away. Improved • Streamlined subscription flow — choose Weekly, Annual, or Lifetime and get instant access • Cleaner paywall design with clear pricing and no confusing trial steps • Updated settings now show your exact subscription status at a glance Choose the plan that fits your needs and open winmail.dat, MSG, and XPS files without limits. Everything stays 100% offline on your device. ### 1.3 — 2026-03-27 We’re always working to make the app better for you. In this update: Fixed • Polished the layout to ensure the app looks perfect from edge to edge on all screen sizes. • Improved the clarity of our subscription plans and free trial durations to make them easier to read. Thank you for using the app! If you enjoy it, please consider leaving a review. ### 1.2 — 2026-03-24 Choose the plan that fits you — now with flexible weekly, annual, and lifetime options. New subscribers get a free trial to explore every feature before committing. New • Flexible subscription plans — pick weekly, annual, or pay once for lifetime • Free trials on weekly (3 days) and annual (7 days) plans • Redesigned upgrade screen with clear pricing at a glance Improved • Smarter file tracking resets with each subscription period • Faster attachment extraction for winmail.dat, MSG, and XPS files • Cleaner interface throughout the app We value your privacy — everything stays on your device. No data ever leaves your phone, iPad, or Mac. ## Apps similar to Winmail.dat Opener & Viewer | App | Rating | Price | Category | | --- | --- | --- | --- | | [Winmaildat Opener](https://appshunter.io/ios/app/winmaildat-opener/id596413390) | 3.6 (75) | Free | Utilities | | [Winmail.dat Viewer & Opener](https://appshunter.io/ios/app/winmaildat-viewer-and-opener/id6758431753) | 5.0 (5) | Free | Utilities | | [Winmail Viewer – DAT Opener](https://appshunter.io/ios/app/winmail-viewer-dat-opener/id6752894720) | 4.7 (17) | Free | Utilities | | [winmail.decoder](https://appshunter.io/ios/app/winmaildecoder/id6758772075) | — | Free | Utilities | | [Winmail.dat Opener: Pro Reader](https://appshunter.io/ios/app/winmaildat-opener-pro-reader/id6758252704) | — | $0.99 | Utilities | | [AI Lango Transly](https://appshunter.io/ios/app/ai-lango-transly/id6754875032) | — | Free | Utilities | ## More apps by OMER FARUK KIZILTUG - [Brazil Tax Simulator CBS IBS](https://appshunter.io/ios/app/brazil-tax-simulator-cbs-ibs/id6758020387) - [BG Remover Picture · BeGrand](https://appshunter.io/ios/app/bg-remover-picture-begrand/id6758409782) - [White Pink Noise Sleep Sounds](https://appshunter.io/ios/app/white-pink-noise-sleep-sounds/id6758892019) - [STL Viewer · Model File Reader](https://appshunter.io/ios/app/stl-viewer-model-file-reader/id6760254634) - [DjVu to PDF · DjVu Reader](https://appshunter.io/ios/app/djvu-to-pdf-djvu-reader/id6760317188) All apps by OMER FARUK KIZILTUG: https://appshunter.io/developer/1870337585 ## Related topics [winmail dat](https://appshunter.io/ios/topics/winmail-dat) · [winmail.dat viewer & opener](https://appshunter.io/ios/topics/winmail-dat-viewer-opener) · [winmail file viewer](https://appshunter.io/ios/topics/winmail-file-viewer) · [winlator](https://appshunter.io/ios/topics/winlator) --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-26.*