# Crisis Messenger vs Bell TechPubs

The clearest difference is update cadence: Crisis Messenger at fortnightly against Bell TechPubs's every 3 months. Crisis Messenger also leads on iOS requirement (13.0 vs 17.0). On price, review sentiment, 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.

Crisis Messenger ships an update fortnightly, Bell TechPubs every 3 months. The most recent releases landed on October 10, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Crisis Messenger | Bell TechPubs |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.3 (4 ratings)](https://appshunter.io/ios/app/bell-techpubs/id6504771476/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 3 months |
| Monetization | Free | Free |
| Size | 28 MB | 116 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [CRISIS24 SAS](https://appshunter.io/developer/1094987530) | [Bell Helicopter Textron Inc.](https://appshunter.io/developer/1436073546) |

## What reviewers say

### Crisis Messenger

[App page](https://appshunter.io/ios/app/crisis-messenger/id1079505369)

This app allows users to instantly transmit their GPS location and send pre-programmed or custom messages with an alert signal. It also enables direct calling to a chosen phone number, connecting users to a situation center.

**Highlights:** Instant GPS position transmission, Direct calling to chosen number, Pre-programmed and custom text messages, Alert signal functionality, Connection to Crisis24 Situation Center

**Features:** macOS Compatibility

**In-app purchases:** none


### Bell TechPubs

[App page](https://appshunter.io/ios/app/bell-techpubs/id6504771476)

Access technical manuals and interactive documents for mission-critical operations. Supports online and offline viewing, with features like hyper-linking and interactive figures for easy navigation and troubleshooting.

**Highlights:** Online and offline manual access, Interactive PDF and S1000D IETM formats, Integrated hyper-linking between documents, Update notifications for new revisions, Zoomable interactive figures, Fault isolation and wiring diagrams

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Crisis Messenger free?

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

### Is Bell TechPubs free?

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

### Do Crisis Messenger or Bell TechPubs have ads?

Neither Crisis Messenger nor Bell TechPubs shows ads.

### Which is updated more often, Crisis Messenger or Bell TechPubs?

Crisis Messenger ships an update fortnightly, and Bell TechPubs every 3 months. Most recently, Crisis Messenger was updated on October 10, 2026 and Bell TechPubs on October 24, 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.*