# ST BLE Toolbox vs Closer Security

The clearest difference is update cadence: Closer Security at every 2 weeks against ST BLE Toolbox's every 6 months. Closer Security also leads on iOS requirement (12.0 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.

ST BLE Toolbox ships an update every 6 months, Closer Security every 2 weeks. The most recent releases landed on October 7, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | ST BLE Toolbox | Closer Security |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 2 weeks** |
| Size | 16 MB | 50 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [STMicroelectronics](https://appshunter.io/developer/1801774735) | [You Steed](https://appshunter.io/developer/1462308311) |

## What reviewers say

### ST BLE Toolbox

[App page](https://appshunter.io/ios/app/st-ble-toolbox/id1531295550)

**Features:** macOS Compatibility

**In-app purchases:** none


### Closer Security

[App page](https://appshunter.io/ios/app/closer-security/id6741796371)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ST BLE Toolbox free?

ST BLE Toolbox is free to download, with no in-app purchases.

### Is Closer Security free?

Closer Security is free to download, with no in-app purchases.

### Do ST BLE Toolbox or Closer Security have ads?

Neither ST BLE Toolbox nor Closer Security shows ads.

### Which is updated more often, ST BLE Toolbox or Closer Security?

ST BLE Toolbox ships an update every 6 months, and Closer Security every 2 weeks. Most recently, ST BLE Toolbox was updated on October 7, 2026 and Closer Security on October 10, 2026.

---

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