# Positron Alarme vs Expert PRO

The clearest difference is update cadence: Expert PRO at every 4 months against Positron Alarme's every 40 months. Expert PRO also leads on iOS requirement (8.0 vs 15.0). 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.

Positron Alarme ships an update every 40 months, Expert PRO every 4 months. The most recent releases landed on November 6, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | Positron Alarme | Expert PRO |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 48.9% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 40 months | **Every 4 months** |
| Monetization | Free | — |
| Size | 29 MB | 17 MB |
| Requires iOS | 15.0 | **8.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [PST Eletronica SA](https://appshunter.io/developer/447793762) | [Expert Electronics Comercio e Fabricacao de Produtos Eletronicos Ltda](https://appshunter.io/developer/1103488615) |

## What reviewers say

### Positron Alarme

[App page](https://appshunter.io/ios/app/positron-alarme/id1236177741)

Control and configure your car alarm directly from your smartphone. Lock, unlock, and manage various alarm settings for enhanced convenience and security. Requires a compatible Pósitron alarm system.

**Highlights:** Lock and unlock car alarm, Silent beep mode, Change alarm beep sound, Control auxiliary lights, Open trunk or power windows

**Features:** macOS Compatibility

**In-app purchases:** none


### Expert PRO

[App page](https://appshunter.io/ios/app/expert-pro/id1491565979)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Positron Alarme free?

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

### Is Expert PRO free?

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

### Do Positron Alarme or Expert PRO have ads?

Neither Positron Alarme nor Expert PRO shows ads.

### Which is updated more often, Positron Alarme or Expert PRO?

Positron Alarme ships an update every 40 months, and Expert PRO every 4 months. Most recently, Positron Alarme was updated on November 6, 2026 and Expert PRO on October 26, 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.*