# Winmail Viewer - Letter Opener

> Open Email, MSG & XPS files

Canonical page: [https://chrome-stats.com/d/id411897373](https://chrome-stats.com/d/id411897373)

## Overview

- **ID:** `id411897373`
- **Platform:** Apple
- **Type:** Apple app
- **Status:** Available
- **Publisher:** Letter Opener GmbH
- **Category:** Utilities
- **Rating:** 4.80 / 5 (4,888 ratings)
- **Version:** 17.0.1
- **Last updated:** 2026-09-04
- **First published:** 2010-12-31
- **Size:** 39 MB
- **Data as of:** 2026-09-06
- **Store listing:** [Apple App Store](https://apps.apple.com/us/app/winmail-viewer-letter-opener/id411897373)
- **Website:** [https://winmail.help/letter-opener-for-ios?utm\_source=LetterOpenerMobile&utm\_medium=AppStore](https://winmail.help/letter-opener-for-ios?utm_source=LetterOpenerMobile&utm_medium=AppStore)
- **Privacy policy:** [https://winmail.help/legal/privacy](https://winmail.help/legal/privacy)

## Description

Open Winmail.dat, MSG and XPS files with a tap. This extension makes Outlook email content accessible by reading and converting files directly in your browser.

Key features include opening Winmail.dat and MSG files, accessing all attachments, and exporting files to other apps. Built for cross‑platform use with direct support from the team to help you get the most from your emails.

## Rankings

- #25,761 — Overall
- #10 — wa sender
- #32 — viewer
- #33 — export emails
- #40 — email scraper

## Review summary

Users consistently praise Winmail Viewer for reliably opening winmail.dat attachments, with many reporting near 100% success. The app is described as very easy to use, with straightforward instructions and no signups required. It also helps access attachments buried in RTF emails, addressing a common frustration. Several reviews mention smooth performance on Mac, making it a trusted tool for this task for multiple users.

### Pros

- Opens winmail.dat attachments reliably with high success across documents.
- Very easy to use with a simple, intuitive interface and clear instructions.
- No signups or spam; it just works.
- Solves frustration with RTF emails by making attachments accessible.
- Reliable on Mac; reviewers note Mac compatibility and seamless performance.

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- [Winmail.dat Opener: Pro Reader](https://chrome-stats.com/d/id6758252704)
- [Winmail.dat Opener · Viewer](https://chrome-stats.com/d/id6758431753) — 5.00 / 5
- [Winmail Viewer – DAT Opener](https://chrome-stats.com/d/id6752894720) — 4.70 / 5
- [Winmail File Viewer & Opener](https://chrome-stats.com/d/id379500151) — 4.10 / 5
- [Winmail.dat Opener & Viewer](https://chrome-stats.com/d/id6758459209)
- [WinDat Opener](https://chrome-stats.com/d/id404795709) — 2.30 / 5
- [Winmail.Dat Opener · Win Dat](https://chrome-stats.com/d/id6777723246)
- [Winmail Opener](https://chrome-stats.com/d/id1015302217) — 1.80 / 5
- [Winmaildat Opener](https://chrome-stats.com/d/id596413390) — 3.50 / 5
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- [Winmail Reader](https://chrome-stats.com/d/id835792417) — 4.50 / 5
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Source: [Chrome-Stats](https://chrome-stats.com/d/id411897373)