# Fiveoak vs Winmail Viewer

The clearest difference is in-app purchases: Fiveoak at none against Winmail Viewer's 4. Fiveoak also leads on rating (5.0 vs 4.7). Winmail Viewer's advantage is update cadence (every 9 days vs every 2 months) and ratings volume (19 vs 4). On price, review sentiment, ads and device support there is nothing between them.

Both are free to download. Winmail Viewer sells 4 in-app purchases, starting at $1.99 per month. Fiveoak asks for nothing beyond the download.

Fiveoak holds the better App Store score, 5.0 against 4.7. Both are backed by a comparable volume of ratings — 4 and 19 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

Fiveoak ships an update every 2 months, Winmail Viewer every 9 days. The most recent releases landed on October 24, 2026 and October 22, 2026 respectively.

## The numbers

| Metric | Fiveoak | Winmail Viewer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/fiveoak/id1588321916/reviews)** | [4.7 (19 ratings)](https://appshunter.io/ios/app/winmail-viewer-dat-opener/id6752894720/reviews) |
| Number of ratings | 4 | **19** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 9 days** |
| Monetization | **Free** | Freemium |
| Size | 5 MB | 25 MB |
| Requires iOS | 26.0 | **17** |
| Devices | iPhone, iPad | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Fiveoak](https://appshunter.io/developer/1588321918) | [延平 陈](https://appshunter.io/developer/1833168926) |

## What reviewers say

### Fiveoak

[App page](https://appshunter.io/ios/app/fiveoak/id1588321916)

Automate your customer feedback system to gather more online reviews. Improve your business rankings and drive more traffic and customers. Focus on your business while this app handles review generation.

**Highlights:** Automated customer feedback system, Online review generation, Improved business rankings, Increased website traffic, Direct integration into customer cycle

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Winmail Viewer

[App page](https://appshunter.io/ios/app/winmail-viewer-dat-opener/id6752894720)

Effortlessly open and view various email attachment formats, including Winmail.dat and MSG files. Extract embedded documents and images, and manage your files with integrated storage. Supports a wide range of email and document types for seamless access.

**Highlights:** Open Winmail.dat, MSG, OFT, XPS/OXPS, and EML files, Extract attachments like PDFs and Office documents, View formatted messages with original layout, Search messages by subject, sender, or keyword, Save and organize files with SwiftData storage, Dark Mode support, iOS Files app integration

**Features:** Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $1.99 | per month |
| Premium Weekly | $1.99 | per 7 days |
| Premium Yearly | $5.99 | per year |
| Lifetime Premium Access | $9.99 | one-time |


## Frequently asked questions

### Is Fiveoak free?

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

### Is Winmail Viewer free?

Winmail Viewer is free to download, with in-app purchases available.

### Which has better reviews, Fiveoak or Winmail Viewer?

Fiveoak is rated higher. Fiveoak averages 5.0 out of 5 from 4 ratings, while Winmail Viewer averages 4.7 from 19 ratings.

### Do Fiveoak or Winmail Viewer have ads?

Neither Fiveoak nor Winmail Viewer shows ads.

### Which is updated more often, Fiveoak or Winmail Viewer?

Fiveoak ships an update every 2 months, and Winmail Viewer every 9 days. Most recently, Fiveoak was updated on October 24, 2026 and Winmail Viewer on October 22, 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.*