Comparison

Winmail File Viewer & Opener vs Winmail Reader

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

Head to head
About

Winmail File Viewer & Opener

Easily open and extract attachments from winmail.dat files on your Apple devices. This app decodes TNEF files, allowing you to view and save hidden email attachments like PDFs and images directly to your device.

Highlights
  • Open winmail.dat / TNEF files
  • Extract hidden email attachments
  • Preview common file types
  • Save or share attachments
  • Works offline and on-device
  • Supports iPhone, iPad, and Mac
Features
Read full description

Winmail File Viewer & Opener lets you open winmail.dat files on iPhone, iPad, and Mac - and extract the real attachments inside. Some emails from Microsoft Outlook / Exchange arrive as a winmail.dat file (also called TNEF), which can hide the attachments you actually need. This app decodes the file so you can view its contents and save the attachments in seconds. Private by design: everything is processed on-device, works offline, and requires no account. How it works 1. Import a winmail.dat file from Mail, Files, or the Share Sheet 2. View the message contents and attachment list 3. Extract and save attachments to the Files app, or share them anywhere Key features - Open winmail.dat / TNEF quickly - Preview and extract common attachments (PDF, DOCX, images, and more) - One-tap Save, Share, or Copy - Works across iPhone, iPad, and Mac - Lightweight interface designed for fast access If you regularly receive emails with missing Outlook attachments, this is the easiest way to open winmail.dat and get your files back. Privacy Policy: https://www.winmailviewer.com/privacy Terms of Use: https://www.winmailviewer.com/terms EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Winmail Reader

Easily open and manage "winmail.dat" attachment files on your iOS device. This app decodes the TNEF format, allowing you to view, save, share, or resend any contained attachments and the original email message.

Highlights
  • Decodes winmail.dat files
  • Lists all attachments and email message
  • Inbuilt quick-look preview for attachments
  • Save, copy, print, and share attachments
  • Resend decoded email with attachments
  • Create/add Outlook appointments to iOS Calendar
  • Add contact address cards to iOS Contacts
Features
Currently charting
Read full description

Winmail Reader is ultimate tool for reading "winmail.dat" attachment files on iPhones, iPads and iPod touch. Winmail Reader decodes "winmail.dat" file, and allows any attachments contained in them to be opened, read, saved or e-mailed. * * * Winmail Reader for Mac is also available on the Mac App Store. * * * Winmail.dat files are in fact TNEF format (Transport Neutral Encapsulation Format). Microsoft Outlook e-mail program for Windows send e-mails as TNEF. Most other e-mail programs, including Mail, do not understand TNEF. If your e-mail program doesn't understand TNEF, you may only see an attachment named "winmail.dat" that you cannot open. The easy-to-use solution to circumvent this problem is provided by Winmail Reader. FEATURES: ◆ Decodes "winmail.dat" files and list all attachments contained in it including email message. ◆ Inbuilt quick-look preview to view attachments. Tap on attachment button to popup quick-look preview. ◆ Allows attachments files to Copy to… another application, Save to Files, Copy, Print, share file to nearby iOS devices via AirDrop and more... Long press on attachment button to show share action options. ◆ Resend entire decoded email as it is with message and extracted attachments. ◆ Creates, edit and adds Microsoft Outlook Appointment and Meeting to iOS Calendar. It also reads embedded note. ◆ Creates and adds contact address card into iOS Contacts. ◆ Reads nested message in full RTF format as separate file.

Screenshots

Winmail File Viewer & Opener4 screens
Winmail Reader4 screens

Verdict

The call

The clearest difference is price: Winmail File Viewer & Opener at Free against Winmail Reader's $1.99. Winmail File Viewer & Opener also leads on update cadence (every 3 weeks vs every 4 months). Winmail Reader's advantage is in-app purchases (none vs 8) and rating (4.5 vs 4.1). On review sentiment, ratings volume, 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

Winmail File Viewer & Opener is free to download; Winmail Reader costs $1.99 up front. Winmail File Viewer & Opener sells 8 in-app purchases, starting at $3.99 per 7 days. Winmail Reader asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Winmail Reader holds the better App Store score, 4.5 against 4.1. Both are backed by a comparable volume of ratings — 91 and 258 respectively. Written reviews complicate that: 57% of Winmail File Viewer & Opener's written reviews are positive against 50% of Winmail Reader's, so the app with the better star average is not the one people write more warmly about.

UpkeepUpdate frequency

Winmail File Viewer & Opener ships an update every 3 weeks, Winmail Reader every 4 months. Both last shipped on October 29, 2026.

Scorecard7 real differences · 4 level
Winmail File Viewer & Opener versus Winmail Reader: the parameters behind the verdict, then further details
ParameterWinmail File Viewer & OpenerWinmail Reader
PriceFree — better$1.99
Rating4.1 (91 ratings)4.5 (258 ratings) — better
Positive reviews56.9% of reviews — better50.0% of reviews
Number of ratings91258 — better
Update frequencyEvery 3 weeks — betterEvery 4 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases — betterPaid
Best chart rank—#174 — better
DevicesiPhone, iPad, MaciPhone, iPad, iPod
Requires iOS17.015.6 — better
Further details — not scored
Size9 MB2 MB
Age rating4+4+
DeveloperAn Sinh PhamRootRise Technologies Pvt. Ltd.

Customer experience

Winmail File Viewer & Opener

All ratings86 ratings
Positive77.9%
Neutral4.7%
Negative17.4%
Written reviews288 reviews
Positive56.9%
Neutral3.1%
Negative39.9%

Winmail Reader

All ratings256 ratings
Positive87.9%
Neutral3.9%
Negative8.2%
Written reviews16 reviews
Positive50.0%
Neutral0.0%
Negative50.0%

Bugs and requests

Winmail File Viewer & Opener

Reported bugs

3 issues
  • Crashes when opening certain files
  • Blank screen or no content displayed
  • Compatibility issues with iPhone 4S and iPad

Requested features

3 requests
  • Ability to view and edit files
  • Improved file format compatibility
  • Automatic updates for new iOS versions

Winmail Reader

Not enough reviews yet to summarise bugs or requests.

In-app purchases

8 purchases

Winmail File Viewer & Opener

Subscriptions5
  • Unlimited (Weekly) - 20% Off!$3.997 Days
  • Winmail Unlimited (Weekly)$4.997 Days
  • Unlimited (Monthly) - 30% Off!$6.991 Month
Show 2 more
  • Winmail Unlimited (Monthly)$9.991 Month
  • Winmail Unlimited (Annual)$59.991 Year
One-time3
  • Decode 10$4.99
  • Decode 30$9.99
  • Decode 100$29.99
None

Winmail Reader

No in-app purchases

Questions

Is Winmail File Viewer & Opener free?
Winmail File Viewer & Opener is free to download, with in-app purchases available.
Is Winmail Reader free?
Winmail Reader costs $1.99, with no in-app purchases.
Which has better reviews, Winmail File Viewer & Opener or Winmail Reader?
Winmail Reader is rated higher. Winmail File Viewer & Opener averages 4.1 out of 5 from 91 ratings, while Winmail Reader averages 4.5 from 258 ratings.
Do Winmail File Viewer & Opener or Winmail Reader have ads?
Neither Winmail File Viewer & Opener nor Winmail Reader shows ads.
Which is updated more often, Winmail File Viewer & Opener or Winmail Reader?
Winmail File Viewer & Opener ships an update every 3 weeks, and Winmail Reader every 4 months. Most recently, Winmail File Viewer & Opener was updated on October 29, 2026 and Winmail Reader on October 29, 2026.

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