# Speed Alarm vs TWS Controller

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

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

Speed Alarm ships an update monthly, TWS Controller every 2 days. The most recent releases landed on October 3, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Speed Alarm | TWS Controller |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Monthly | **Every 2 days** |
| Size | 5 MB | 2 MB |
| Requires iOS | 16.0 | 16.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [启铮 石](https://appshunter.io/developer/1501125161) | [ARKANA SOLUSI DIGITAL, PT](https://appshunter.io/developer/1434039088) |

## What reviewers say

### Speed Alarm

[App page](https://appshunter.io/ios/app/speed-alarm-drive-safe/id1512639431)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Speed Alarm | $1.99 | one-time |


### TWS Controller

[App page](https://appshunter.io/ios/app/tws-controller/id6785693101)

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

**In-app purchases:** none


## Frequently asked questions

### Is Speed Alarm free?

Speed Alarm is free to download, with in-app purchases available.

### Is TWS Controller free?

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

### Do Speed Alarm or TWS Controller have ads?

Speed Alarm shows ads; TWS Controller does not.

### Which is updated more often, Speed Alarm or TWS Controller?

Speed Alarm ships an update monthly, and TWS Controller every 2 days. Most recently, Speed Alarm was updated on October 3, 2026 and TWS Controller on October 25, 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.*