249+ iOS apps curated and reviewed
Winmail Viewer is the household name in winmail.dat opener free, but it's far from the only option. We track 249+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 |  | Free | 4.7★ (4.9K) | No | Yes | Oct 2026 | |
| 2 |  | Free | 3.6★ (75) | Yes | Yes | Jul 2026 | |
| 3 |  | Free | — | No | Yes | Oct 2026 | |
| 4 |  | Free | — | No | Yes | Oct 2026 | |
| 5 |  | Free | — | No | Yes | Oct 2026 | |
| 6 |  | Free | — | No | No | Jul 2026 | |
| 7 |  | Free | — | No | No | May 2026 | |
| 8 |  | Free | — | Yes | Yes | May 2026 |
Easily open and view Winmail.dat, MSG, and XPS email files that are incompatible with most email clients. Convert embedded content like appointments and notes into native iOS formats, and access all attachments within these files.
Easily open and access files from winmail.dat attachments on your mobile device. This utility allows you to preview, resend, print, or save contained files without needing an internet connection. An optional purchase removes ads.
Easily open and view the contents of winmail.dat and .tnef files directly on your device. Recover all attachments, convert messages to PDF or EML, and add contacts or calendar invites with a single tap. Stop asking senders to resend files in a different format.
