Crisis Messenger vs Bell TechPubs
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Crisis Messenger
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.
- Instant GPS position transmission
- Direct calling to chosen number
- Pre-programmed and custom text messages
- Alert signal functionality
- Connection to Crisis24 Situation Center
Read full descriptionHide full description
Crisis Messenger is an easy-to-use GPS Tracking solution, designed to keep you connected to our Crisis24 Situation Center at the touch of a button. Crisis Messenger’s features include: - Instant transmission of your smartphone’s GPS position (activated by you) - Direct calling to a phone number of your choice - Text-messaging (pre-programmed and custom messages) - Alert signal Crisis Messenger is an exclusive service for Crisis24-contracted companies and their employees.
Bell TechPubs
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.
- 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
Read full descriptionHide full description
Access your Bell Technical Publications libraries anytime, anywhere with the Bell Technical Publications iOS app, designed exclusively for iPadOS. Whether you’re on the flightline, in the field, or mid-flight, this app is built to support your mission-critical operations. Key Features: • Online and Offline Access: View technical manuals while online or download individual manuals or entire libraries for offline use. • Interactive Manuals: Access fully interactive manuals in PDF and S1000D Interactive Electronic Technical Manual (IETM) formats. • Integrated Hyper-Linking: Seamlessly navigate between manuals, chapters, and data modules, including maintenance and flight manuals, Illustrated Parts Catalogs, Alert Service Bulletins, Technical Bulletins, and more. • Update Notifications: Stay informed with email and in-app notifications when new manuals are added or revisions are released. • Interactive Figures: Zoom and pan features for figures in Maintenance Manuals and Illustrated Parts Catalogs. • Fault Isolation and Wiring Diagrams: Access interactive Fault Isolation Manuals and Wiring Diagram manuals for enhanced troubleshooting. Designed for aerial firefighters, air ambulance operators, law enforcement, military personnel, and more, this app ensures you have the information you need, even in the most remote locations. Download the Bell Technical Publications app today and take your technical libraries with you wherever your mission takes you.
Screenshots
Verdict
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.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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.
| Parameter | Crisis Messenger | Bell TechPubs |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.3 (4 ratings) — better |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| Number of ratings | — | 4 — better |
| Update frequency | Fortnightly — better | Every 3 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 13.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 28 MB | 116 MB |
| Age rating | 4+ | 4+ |
| Developer | CRISIS24 SAS | Bell Helicopter Textron Inc. |
Customer experience
Crisis Messenger
Bell TechPubs
In-app purchases
Crisis Messenger
No in-app purchases
Bell TechPubs
No in-app purchases
Questions
Is Crisis Messenger free?
Is Bell TechPubs free?
Do Crisis Messenger or Bell TechPubs have ads?
Which is updated more often, Crisis Messenger or Bell TechPubs?
Other comparisons















