# WinDat Opener vs LUMOBI

The clearest difference is price: LUMOBI at Free against WinDat Opener's $5.99. LUMOBI also leads on update cadence (every 6 weeks vs every 5 months). WinDat Opener's advantage is iOS requirement (12.0 vs 15.6). On ads, in-app purchases and device support there is nothing between them.

LUMOBI is free to download; WinDat Opener costs $5.99 up front. Neither carries in-app purchases, so what you see is what you pay.

WinDat Opener ships an update every 5 months, LUMOBI every 6 weeks. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | WinDat Opener | LUMOBI |
| --- | --- | --- |
| Price | $5.99 | **Free** |
| Rating | **[2.3 (3 ratings)](https://appshunter.io/ios/app/windat-opener/id404795709/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 62.5% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 6 weeks** |
| Monetization | Paid | — |
| Size | 2 MB | 15 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Alexander McGuffog](https://appshunter.io/developer/404795712) | [ASL-Ingenieurbuero, M.Sebastian](https://appshunter.io/developer/558223497) |

## What reviewers say

### WinDat Opener

[App page](https://appshunter.io/ios/app/windat-opener/id404795709)

Easily open and extract attachments from winmail.dat email files. This utility integrates with your device's file manager and cloud storage, allowing you to preview or open embedded documents and images with other applications.

**Highlights:** Decodes all winmail.dat files, iOS 17 and iPadOS 17 support, Drag-and-drop support on iPads, File manager integration (iCloud, Dropbox), Extracts and previews embedded attachments, Supports various document and image formats

**Features:** Vision Pro support

**In-app purchases:** none


### LUMOBI

[App page](https://appshunter.io/ios/app/lumobi/id1487759519)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is WinDat Opener free?

WinDat Opener costs $5.99, with no in-app purchases.

### Is LUMOBI free?

LUMOBI is free to download, with no in-app purchases.

### Do WinDat Opener or LUMOBI have ads?

Neither WinDat Opener nor LUMOBI shows ads.

### Which is updated more often, WinDat Opener or LUMOBI?

WinDat Opener ships an update every 5 months, and LUMOBI every 6 weeks. Most recently, WinDat Opener was updated on November 1, 2026 and LUMOBI on November 3, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*