# DocuNet Viewer vs AHM Notify

The clearest difference is rating: AHM Notify at 3.0 against DocuNet Viewer's 1.0. AHM Notify also leads on iOS requirement (10.3 vs 15.0). DocuNet Viewer's advantage is update cadence (every 6 weeks vs every 4 months). On price, review sentiment, ratings volume and ads there is nothing between them.

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

AHM Notify holds the better App Store score, 3.0 against 1.0. Both are backed by a comparable volume of ratings — 4 and 6 respectively. Written reviews complicate that: 7% of DocuNet Viewer's written reviews are positive against 0% of AHM Notify's, so the app with the better star average is not the one people write more warmly about.

DocuNet Viewer ships an update every 6 weeks, AHM Notify every 4 months. The most recent releases landed on October 14, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | DocuNet Viewer | AHM Notify |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (4 ratings)](https://appshunter.io/ios/app/docunet-viewer/id857810655/reviews) | **[3.0 (6 ratings)](https://appshunter.io/ios/app/ahm-notify/id897702485/reviews)** |
| Number of ratings | 4 | **6** |
| Positive reviews | **7.1% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 4 months |
| Monetization | Free | Free |
| Size | 166 MB | 53 MB |
| Requires iOS | 15.0 | **10.3** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Vistair Systems Ltd](https://appshunter.io/developer/478879616) | [The Boeing Company](https://appshunter.io/developer/493615170) |

## 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


### AHM Notify

[App page](https://appshunter.io/ios/app/ahm-notify/id897702485)

This application provides real-time updates on high-priority aircraft maintenance issues for aviation professionals. It allows users to view, manage, and act on fault and alert information directly from a mobile device. Access requires a subscription to a specific aviation health management service.

**Highlights:** Real-time maintenance issue awareness, View and manage fault/alert information, Mobile access for dispatchers and supervisors, Requires Airplane Health Management subscription, Email notification triggers

**In-app purchases:** none


## Frequently asked questions

### Is DocuNet Viewer free?

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

### Is AHM Notify free?

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

### Which has better reviews, DocuNet Viewer or AHM Notify?

AHM Notify is rated higher. DocuNet Viewer averages 1.0 out of 5 from 4 ratings, while AHM Notify averages 3.0 from 6 ratings.

### Do DocuNet Viewer or AHM Notify have ads?

Neither DocuNet Viewer nor AHM Notify shows ads.

### Which is updated more often, DocuNet Viewer or AHM Notify?

DocuNet Viewer ships an update every 6 weeks, and AHM Notify every 4 months. Most recently, DocuNet Viewer was updated on October 14, 2026 and AHM Notify on September 18, 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.*