# GSM Alarm System vs Speed Test | HighSpeedInternet

The clearest difference is ads: GSM Alarm System at none against Speed Test | HighSpeedInternet's shown. GSM Alarm System also leads on monetization model (free vs ad-supported) and iOS requirement (6.0 vs 15.0). Speed Test | HighSpeedInternet's advantage is review sentiment (82% vs 50%). On price, update cadence, 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.

GSM Alarm System ships an update every 2 months, Speed Test | HighSpeedInternet every 6 weeks. The most recent releases landed on November 2, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | GSM Alarm System | Speed Test | HighSpeedInternet |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.7 (19K ratings)](https://appshunter.io/ios/app/speed-test-highspeedinternet/id1582680928/reviews)** |
| Number of ratings | — | **19K** |
| Positive reviews | 50.0% of reviews | **81.5% of reviews** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Every 6 weeks** |
| Monetization | **Free** | Ad-supported |
| Size | 13 MB | 21 MB |
| Requires iOS | **6.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Quanzhou Heyi Electronics Co., Ltd.](https://appshunter.io/developer/935300847) | [CLEAR LINK TECHNOLOGIES, LLC](https://appshunter.io/developer/1582680930) |

## What reviewers say

### GSM Alarm System

[App page](https://appshunter.io/ios/app/gsm-alarm-system/id1038065760)

This smart alarm control system integrates burglar, fire, and gas protection using digital sensor technology. It offers remote control and programming via an iOS app, supporting dual-network connectivity for enhanced security in various environments.

**Highlights:** Burglar, fire, and gas protection, Digital sensor technology, Dual-network connectivity (PSTN + GSM), Remote control and programming via iOS app, Multi-language support, Optional expansion modules

**Features:** macOS Compatibility

**In-app purchases:** none


### Speed Test | HighSpeedInternet

[App page](https://appshunter.io/ios/app/speed-test-highspeedinternet/id1582680928)

Easily test your internet connection speed on mobile devices. Accurately measure Wi-Fi and cellular network performance, including download, upload, ping, and jitter. Track historical results and troubleshoot connectivity issues.

**Highlights:** Test Wi-Fi and cellular speeds, Measure download, upload, ping, jitter, packet loss, Real-time speed measurement, Video streaming quality test, Store historical speed test results, Tag and compare speed tests

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🚀 Fast and accurate speed tests
- 👍 User-friendly interface
- 🔒 No ads or privacy concerns
- 💡 Helpful video streaming test
- 🗓️ Detailed test history and tagging

**What reviewers complain about**

- 🐛 Inconsistent speed readings with new equipment
- 🔍 Lack of comparison to nearby internet options

**Reported bugs**

- Stuck on restart message during test
- Unstable speed test animation

**Requested features**

- Customizable default tags
- Graphical comparison of past test results


## Frequently asked questions

### Is GSM Alarm System free?

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

### Is Speed Test | HighSpeedInternet free?

Speed Test | HighSpeedInternet is free to download, with no in-app purchases.

### Do GSM Alarm System or Speed Test | HighSpeedInternet have ads?

Speed Test | HighSpeedInternet shows ads; GSM Alarm System does not.

### Which is updated more often, GSM Alarm System or Speed Test | HighSpeedInternet?

GSM Alarm System ships an update every 2 months, and Speed Test | HighSpeedInternet every 6 weeks. Most recently, GSM Alarm System was updated on November 2, 2026 and Speed Test | HighSpeedInternet on November 7, 2026.

---

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