Critical Trac™ vs MARVLIS Client
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Critical Trac™
This app transforms your smart device into a tracking solution for your organization's security team. It offers a one-touch panic button, check-in feature, and two-way messaging with security personnel. Location ping rates are configurable to optimize battery life.
- One-touch panic button
- One-touch check-in
- Two-way messaging with security
- Configurable location ping rates
- Real-time monitoring by security centers
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To use this app, your company must be a client of Crisis24 and/or its parents and subsidiaries and have a current license to our Critical Trac™ solution. The Critical Trac™ app uses cellular data networks to turn your smart device into a tracking solution that can be monitored by Crisis24’s Global Operations Centers and/or your organization’s security team through a management console. Key features include: • One-touch panic button • One-touch check-in • Two-way messaging with the security team • Configurable location ping rates to help preserve battery life (continued use of GPS running in the background can dramatically decrease battery life).
MARVLIS Client
This in-vehicle application connects drivers to their dispatch center, displaying real-time maps, routes, and incident information. It allows for silent dispatch, quick routing to multiple destinations, and provides supervisors with resource and incident data.
- Real-time maps and routes
- Silent dispatch capabilities
- Incident information display
- Multi-destination routing
- Resource and incident management
- GPS background usage
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MARVLIS™ Client is your in-vehicle connection to your dispatch center. Designed with the driver in mind, Client utilizes GPS and wireless communications to display realtime maps and routes recommended by MARVLIS Server as well as providing valuable information to empower the field worker for better perfomance. Take advantage of silent dispatch capabilities to receive full incident information including location, status and updates. Store multiple destinations such as headquarters, posts and hospitals for quick and simple routing. Field supervisors can access information about resources under their command, new incidents in the system and dispatch assignments. ** Requires MARVLIS Server 251.0.0 for this version of client. Note: To use this application you must be a current MARVLIS Customer and have a configured and operational MARVLIS Server to use this application. Mobile Area Routing and Vehicle Location Information System™ (MARVLIS) is a family of integrated products designed to reach the bottom line: saving time and money by getting the right resources to the right location at the right time to best meet your client's needs. Using geographic information system (GIS) technology combined with wireless communication and the Global Positioning System (GPS), MARVLIS is bringing fundamental changes to the management and deployment of time sensitive services for a higher level of performance. Dynamic display of available resources, demand forecasting, real-time coverage analysis and intelligent routing are just a few of the ways MARVLIS is helping to save our most important asset. After all, isn't it about time? Other Items: - This application requires the use of GPS in the background while the application is running. - Continued use of GPS running in the background can dramatically decrease battery life.
Screenshots
Verdict
The clearest difference is rating: MARVLIS Client at 5.0 against Critical Trac™'s 3.0. MARVLIS Client also leads on update cadence (every 6 weeks vs every 6 months). Critical Trac™'s advantage is iOS requirement (10 vs 17.2). 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.
MARVLIS Client holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 2 and 2 respectively.
Critical Trac™ ships an update every 6 months, MARVLIS Client every 6 weeks. The most recent releases landed on October 16, 2026 and October 26, 2026 respectively.
| Parameter | Critical Trac™ | MARVLIS Client |
|---|---|---|
| Price | Free | Free |
| Rating | 3.0 (2 ratings) | 5.0 (2 ratings) — better |
| Number of ratings | 2 | 2 |
| Update frequency | Every 6 months | Every 6 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 10 — better | 17.2 |
| Further details — not scored | ||
| Size | 25 MB | 155 MB |
| Age rating | 4+ | 4+ |
| Developer | Crisis24 Inc | Bradshaw Consulting Services, Inc |
Customer experience
Critical Trac™
MARVLIS Client
In-app purchases
Critical Trac™
No in-app purchases
MARVLIS Client
No in-app purchases





