OntComm vs StJohnsCO Alerting
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
OntComm
This app provides incident situational awareness for emergency responders. It allows users to access critical information and communicate effectively during critical events. Designed for quick access to vital data in high-pressure situations.
- Incident situational awareness
- Critical information access
- Effective communication
- Emergency response support
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Incident situational awareness
StJohnsCO Alerting
This application provides advanced fire station alerting functionality for public safety answering points and fire/EMS facilities. It aims to reduce dispatch time and deliver critical information to first responders through tones and voice alerts. Optional add-ons and customization are available for enhanced field operations.
- State-of-the-art alerting functionality
- Reliable dispatch for PSAPs and fire/EMS
- Tones and voice alerts
- Optional add-ons and customization
- Companion mobile application
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Mach Alert is a full featured fire station alerting (FSA) solution designed to provide state of the art alerting functionality and reliability to public safety answering points (PSAP), fire and EMS facilities, and, with optional add-ons, to first responders in the field. Whether operating as a standalone system or via interface to a computer aided dispatch (CAD) product, Mach Alert is designed to minimize time spent dispatching at the 911 center and maximize the amount of critical information delivered to first responders when they need it most with tones, voice, and a robust catalog of add-ons and customization options. The Mach Alert Mobile Application is an optional companion for full Mach Alert FSA systems. Like functionality is only available with an associated services agreement.
Screenshots
Verdict
The clearest difference is rating: OntComm at 4.0 against StJohnsCO Alerting's 1.7. OntComm also leads on review sentiment (50% vs 25%) and update cadence (every 7 months vs every 19 months). StJohnsCO Alerting's advantage is iOS requirement (12.0 vs 15). On price, ratings volume, 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.
OntComm holds the better App Store score, 4.0 against 1.7. Both are backed by a comparable volume of ratings — 4 and 7 respectively. Written reviews point the same way: 50% of OntComm's written reviews are positive against 25% of StJohnsCO Alerting's.
OntComm ships an update every 7 months, StJohnsCO Alerting every 19 months. Both last shipped on October 24, 2026.
| Parameter | OntComm | StJohnsCO Alerting |
|---|---|---|
| Price | Free | Free |
| Rating | 4.0 (4 ratings) — better | 1.7 (7 ratings) |
| Positive reviews | 50.0% of reviews — better | 25.0% of reviews |
| Number of ratings | 4 | 7 — better |
| Update frequency | Every 7 months — better | Every 19 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15 | 12.0 — better |
| Further details — not scored | ||
| Size | 14 MB | 68 MB |
| Age rating | 4+ | 4+ |
| Developer | ICS Software LLC | Mach Alert Inc. |
Customer experience
OntComm
StJohnsCO Alerting
In-app purchases
OntComm
No in-app purchases
StJohnsCO Alerting
No in-app purchases
Questions
Is OntComm free?
Is StJohnsCO Alerting free?
Which has better reviews, OntComm or StJohnsCO Alerting?
Do OntComm or StJohnsCO Alerting have ads?
Which is updated more often, OntComm or StJohnsCO Alerting?
Other comparisons
