# DocuNet Viewer vs E

The clearest difference is device support: DocuNet Viewer at 3 against E's 1. E's advantage is iOS requirement (9.0 vs 15.0). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

DocuNet Viewer ships an update every 6 weeks, E monthly. The most recent releases landed on October 5, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | DocuNet Viewer | E |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (4 ratings)](https://appshunter.io/ios/app/docunet-viewer/id857810655/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 7.1% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Monthly** |
| Monetization | Free | — |
| Size | 166 MB | 427 MB |
| Requires iOS | 15.0 | **9.0** |
| Devices | **iPhone, iPad, iPod** | iPad |
| Age rating | 17+ | 4+ |
| Developer | [Vistair Systems Ltd](https://appshunter.io/developer/478879616) | [Mohammed S AlHarbi](https://appshunter.io/developer/1585946950) |

## What reviewers say

### DocuNet Viewer

[App page](https://appshunter.io/ios/app/docunet-viewer/id857810655)

Access flight operations manuals offline on your iPad. This app provides fast, intelligent searching, bookmarking, and filtering for your entire manual library, ensuring you always have the latest information from all manufacturers.

**Highlights:** Offline manual access, Tabbed multi-document viewing, Fast intelligent searching, Bookmarking, MSN/audience filtering, Layered manuals, Automatic updates

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

**In-app purchases:** none

**What reviewers like**

- 👍 Search and filter functions work well
- 👍 App works acceptably for iPad

**What reviewers complain about**

- 🐛 Keeps crashing
- 🐛 Freezes and locks up
- 🐛 Very slow to open
- 🐛 Unresponsive and clunky
- 🐛 App crashes instantly upon launch on Macbook

**Reported bugs**

- App freezes and locks up after making a selection or completing an action
- Selecting a search result loads a different page
- App crashes on M1/M2 Macs
- Highlights and bookmarks are difficult to differentiate
- App crashes instantly upon launch on Macbook

**Requested features**

- Dark mode overhaul
- Widget for favorites/bookmarks
- Ability to collapse side library
- Improve dark mode for pictures
- Update to support iPad Pro screen sizes


### E

[App page](https://appshunter.io/ios/app/e-psaa-b787/id1318639248)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is DocuNet Viewer free?

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

### Is E free?

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

### Do DocuNet Viewer or E have ads?

Neither DocuNet Viewer nor E shows ads.

### Which is updated more often, DocuNet Viewer or E?

DocuNet Viewer ships an update every 6 weeks, and E monthly. Most recently, DocuNet Viewer was updated on October 5, 2026 and E on October 7, 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.*