# GSM Alarm vs Bluetooth Browser

The clearest difference is in-app purchases: GSM Alarm at none against Bluetooth Browser's 1. GSM Alarm also leads on ads (none vs shown) and iOS requirement (9.0 vs 17.0). Bluetooth Browser's advantage is update cadence (every 2 days vs monthly). On price and device support there is nothing between them.

Both are free to download. Bluetooth Browser sells 1 one-off in-app purchase. GSM Alarm asks for nothing beyond the download.

GSM Alarm ships an update monthly, Bluetooth Browser every 2 days. The most recent releases landed on October 4, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | GSM Alarm | Bluetooth Browser |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/bluetooth-browser/id6455128847/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Monthly | **Every 2 days** |
| Monetization | — | Free with in-app purchases |
| Size | 1 MB | 215 MB |
| Requires iOS | **9.0** | 17.0 |
| Devices | iPhone, iPod | **iPhone, iPad, Mac** |
| Age rating | 4+ | 17+ |
| Developer | [亚钢 蔡](https://appshunter.io/developer/959255230) | [Angelo Cammalleri](https://appshunter.io/developer/1000808992) |

## What reviewers say

### GSM Alarm

[App page](https://appshunter.io/ios/app/gsm-alarm/id959292939)

**Features:** macOS Compatibility

**In-app purchases:** none


### Bluetooth Browser

[App page](https://appshunter.io/ios/app/bluetooth-browser/id6455128847)

This app allows you to control Bluetooth Low Energy devices directly from your web browser. Connect to BLE-enabled devices, send commands, and trigger actions without needing separate applications. It's ideal for managing smart devices and custom setups.

**Highlights:** Control BLE devices from web apps, Connect to any BLE-enabled device, Send commands and trigger actions, No dedicated apps required, Supports ESPs, PyBricks, OpenEarable, and more, Browse custom URLs

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Browser Coffee | $3.99 | one-time |


## Frequently asked questions

### Is GSM Alarm free?

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

### Is Bluetooth Browser free?

Bluetooth Browser is free to download, with in-app purchases available.

### Do GSM Alarm or Bluetooth Browser have ads?

Bluetooth Browser shows ads; GSM Alarm does not.

### Which is updated more often, GSM Alarm or Bluetooth Browser?

GSM Alarm ships an update monthly, and Bluetooth Browser every 2 days. Most recently, GSM Alarm was updated on October 4, 2026 and Bluetooth Browser on October 24, 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.*