# G5 Alarm vs AlarmSMS Controller

The clearest difference is in-app purchases: G5 Alarm at none against AlarmSMS Controller's 1. G5 Alarm also leads on iOS requirement (7.0 vs 16.0). AlarmSMS Controller's advantage is update cadence (monthly vs every 2 months). On price, ads and device support there is nothing between them.

Both are free to download. AlarmSMS Controller sells 1 one-off in-app purchase. G5 Alarm asks for nothing beyond the download.

G5 Alarm ships an update every 2 months, AlarmSMS Controller monthly. The most recent releases landed on October 17, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | G5 Alarm | AlarmSMS Controller |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/g5-alarm/id547534576/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 40.9% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | Free | — |
| Size | 62 MB | 52 MB |
| Requires iOS | **7.0** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Chuango Security Technology Corporation](https://appshunter.io/developer/534068551) | [George Alexandrou](https://appshunter.io/developer/1875566334) |

## What reviewers say

### G5 Alarm

[App page](https://appshunter.io/ios/app/g5-alarm/id547534576)

This smart home security system alerts you via phone call and SMS when intrusion is detected. It features a touch panel for easy operation and allows remote control of settings like arming/disarming and voice memos.

**Highlights:** GSM/SMS intrusion alerts, Touch panel interface, Remote arm/disarm, Home mode setting, Remote voice memo, Remote listening in

**In-app purchases:** none


### AlarmSMS Controller

[App page](https://appshunter.io/ios/app/alarmsms-controller/id6773087060)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AlarmSMS Pro | $4.99 | one-time |


## Frequently asked questions

### Is G5 Alarm free?

G5 Alarm is free to download, with no in-app purchases.

### Is AlarmSMS Controller free?

AlarmSMS Controller is free to download, with in-app purchases available.

### Do G5 Alarm or AlarmSMS Controller have ads?

Neither G5 Alarm nor AlarmSMS Controller shows ads.

### Which is updated more often, G5 Alarm or AlarmSMS Controller?

G5 Alarm ships an update every 2 months, and AlarmSMS Controller monthly. Most recently, G5 Alarm was updated on October 17, 2026 and AlarmSMS Controller on October 15, 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.*