# Prometheus Mobile vs JUSTRAC

The clearest difference is update cadence: Prometheus Mobile at every 2 months against JUSTRAC's every 46 months. JUSTRAC's advantage is iOS requirement (11.0 vs 17). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Prometheus Mobile ships an update every 2 months, JUSTRAC every 46 months. The most recent releases landed on August 11, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | Prometheus Mobile | JUSTRAC |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (2 ratings)](https://appshunter.io/ios/app/prometheus-mobile/id1304369896/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 46 months |
| Monetization | Free | — |
| Size | 77 MB | 23 MB |
| Requires iOS | 17 | **11.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Turnkey Tranding LLC](https://appshunter.io/developer/1304369895) | [BARKUAN AUTO, TOO](https://appshunter.io/developer/1195180072) |

## What reviewers say

### Prometheus Mobile

[App page](https://appshunter.io/ios/app/prometheus-mobile/id1304369896)

Monitor and manage your tracked units in real-time with detailed graphical maps. Generate reports, analyze driving behavior, and receive event notifications.

**Highlights:** Real-time unit tracking, Graphical map view, Report generation, Driving behavior statistics, Event notifications, Track building, Command sending

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

**In-app purchases:** none


### JUSTRAC

[App page](https://appshunter.io/ios/app/justrac/id1499269664)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Prometheus Mobile free?

Prometheus Mobile is free to download, with no in-app purchases.

### Is JUSTRAC free?

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

### Do Prometheus Mobile or JUSTRAC have ads?

Neither Prometheus Mobile nor JUSTRAC shows ads.

### Which is updated more often, Prometheus Mobile or JUSTRAC?

Prometheus Mobile ships an update every 2 months, and JUSTRAC every 46 months. Most recently, Prometheus Mobile was updated on August 11, 2026 and JUSTRAC on September 17, 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.*