# Pósitron Guardião vs Sitrax

The clearest difference is update cadence: Sitrax at every 2 weeks against Pósitron Guardião's every 4 months. Pósitron Guardião's advantage is iOS requirement (13.0 vs 15.1). 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.

Pósitron Guardião ships an update every 4 months, Sitrax every 2 weeks. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Pósitron Guardião | Sitrax |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/positron-guardiao/id1108158626/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 15.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 12 MB | 83 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [PST Eletronica SA](https://appshunter.io/developer/447793762) | [SITALLCOM SISTEMAS INTELIGENTES LTDA](https://appshunter.io/developer/1526495577) |

## What reviewers say

### Pósitron Guardião

[App page](https://appshunter.io/ios/app/positron-guardiao/id1108158626)

Track your vehicle's location and history with this app. Set up geofencing alerts and receive notifications for speed limit violations. Monitor your vehicle's mileage and stay connected to its status from anywhere.

**Highlights:** Real-time vehicle location tracking, Historical position and event logs, Geofencing with area alerts, Speed limit violation notifications, Odometer tracking and control

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 👍 Good location marking
- 👍 Excellent locator
- 👍 App works well
- 👍 Great idea, good app

**What reviewers complain about**

- 🐛 App closes on login
- 🐛 Location not updating
- 🐛 Inaccurate location
- 🐛 Notifications not working
- 🐛 App not opening

**Reported bugs**

- App closes on login
- App not opening
- Location not updating
- Inaccurate location
- Notifications not working

**Requested features**

- Select specific dates for location history
- Receive notifications without app open
- Sound alerts for geofence
- Screen alerts for geofence on phone and watch
- Transfer position to Google Maps


### Sitrax

[App page](https://appshunter.io/ios/app/sitrax/id1526495575)

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

**In-app purchases:** none


## Frequently asked questions

### Is Pósitron Guardião free?

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

### Is Sitrax free?

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

### Do Pósitron Guardião or Sitrax have ads?

Neither Pósitron Guardião nor Sitrax shows ads.

### Which is updated more often, Pósitron Guardião or Sitrax?

Pósitron Guardião ships an update every 4 months, and Sitrax every 2 weeks. Most recently, Pósitron Guardião was updated on November 2, 2026 and Sitrax on November 3, 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.*