# IoT Toolbox vs ST BLE Sensor Classic

The clearest difference is rating: IoT Toolbox at 4.0 against ST BLE Sensor Classic's 2.3. IoT Toolbox also leads on update cadence (every 2 months vs every 6 months) and iOS requirement (8.0 vs 13.0). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

IoT Toolbox holds the better App Store score, 4.0 against 2.3. Both are backed by a comparable volume of ratings — 2 and 3 respectively.

IoT Toolbox ships an update every 2 months, ST BLE Sensor Classic every 6 months. The most recent releases landed on September 19, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | IoT Toolbox | ST BLE Sensor Classic |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (2 ratings)](https://appshunter.io/ios/app/iot-toolbox/id1362450908/reviews)** | [2.3 (3 ratings)](https://appshunter.io/ios/app/st-ble-sensor-classic/id6447749695/reviews) |
| Number of ratings | 2 | **3** |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 6 months |
| Monetization | Free | Free |
| Size | 11 MB | 71 MB |
| Requires iOS | **8.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [NXP Semiconductors](https://appshunter.io/developer/383827086) | [STMicroelectronics](https://appshunter.io/developer/1801774735) |

## What reviewers say

### IoT Toolbox

[App page](https://appshunter.io/ios/app/iot-toolbox/id1362450908)

This application helps users test Bluetooth Low Energy (BLE) demo applications for specific chipsets. It demonstrates BLE capabilities through standard and custom profiles, allowing interaction with various smartphones.

**Highlights:** BLE demo application testing, NXP Connectivity chipset support, Standard BLE profiles, Custom proprietary profiles, Smartphone interaction, Future capability updates

**Features:** macOS Compatibility

**In-app purchases:** none


### ST BLE Sensor Classic

[App page](https://appshunter.io/ios/app/st-ble-sensor-classic/id6447749695)

This app connects to ST development boards via Bluetooth Low Energy to access sensor data. It allows logging data to cloud providers and updating board firmware directly from your mobile device.

**Highlights:** Access sensor data, Log data to cloud providers, Update board firmware, Discover board functionalities, Supports motion-sensor data fusion, Activity recognition, Pedometer functionality

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is IoT Toolbox free?

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

### Is ST BLE Sensor Classic free?

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

### Which has better reviews, IoT Toolbox or ST BLE Sensor Classic?

IoT Toolbox is rated higher. IoT Toolbox averages 4.0 out of 5 from 2 ratings, while ST BLE Sensor Classic averages 2.3 from 3 ratings.

### Do IoT Toolbox or ST BLE Sensor Classic have ads?

Neither IoT Toolbox nor ST BLE Sensor Classic shows ads.

### Which is updated more often, IoT Toolbox or ST BLE Sensor Classic?

IoT Toolbox ships an update every 2 months, and ST BLE Sensor Classic every 6 months. Most recently, IoT Toolbox was updated on September 19, 2026 and ST BLE Sensor Classic on September 17, 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.*