# Critical Trac™ vs MARVLIS Client

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.

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.

## The numbers

| Metric | Critical Trac™ | MARVLIS Client |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (2 ratings)](https://appshunter.io/ios/app/critical-trac/id943123034/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/marvlis-client/id1175112162/reviews)** |
| Number of ratings | 2 | 2 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 6 weeks** |
| Monetization | Free | Free |
| Size | 25 MB | 155 MB |
| Requires iOS | **10** | 17.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Crisis24 Inc](https://appshunter.io/developer/594484070) | [Bradshaw Consulting Services, Inc](https://appshunter.io/developer/1175112161) |

## What reviewers say

### Critical Trac™

[App page](https://appshunter.io/ios/app/critical-trac/id943123034)

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.

**Highlights:** One-touch panic button, One-touch check-in, Two-way messaging with security, Configurable location ping rates, Real-time monitoring by security centers

**Features:** macOS Compatibility

**In-app purchases:** none


### MARVLIS Client

[App page](https://appshunter.io/ios/app/marvlis-client/id1175112162)

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.

**Highlights:** Real-time maps and routes, Silent dispatch capabilities, Incident information display, Multi-destination routing, Resource and incident management, GPS background usage

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Critical Trac™ free?

Critical Trac™ is free to download, with no in-app purchases.

### Is MARVLIS Client free?

MARVLIS Client is free to download, with no in-app purchases.

### Which has better reviews, Critical Trac™ or MARVLIS Client?

MARVLIS Client is rated higher. Critical Trac™ averages 3.0 out of 5 from 2 ratings, while MARVLIS Client averages 5.0 from 2 ratings.

### Do Critical Trac™ or MARVLIS Client have ads?

Neither Critical Trac™ nor MARVLIS Client shows ads.

### Which is updated more often, Critical Trac™ or MARVLIS Client?

Critical Trac™ ships an update every 6 months, and MARVLIS Client every 6 weeks. Most recently, Critical Trac™ was updated on October 16, 2026 and MARVLIS Client on October 26, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*