# ST BLE Toolbox vs Iris Waterlog®

The clearest difference is update cadence: Iris Waterlog® at weekly against ST BLE Toolbox's every 6 months. 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, Iris Waterlog® weekly. The most recent releases landed on October 7, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | ST BLE Toolbox | Iris Waterlog® |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Weekly** |
| Size | 16 MB | 55 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [STMicroelectronics](https://appshunter.io/developer/1801774735) | [WATERLOG TECNOLOGIA LTDA](https://appshunter.io/developer/1728447443) |

## What reviewers say

### ST BLE Toolbox

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

**Features:** macOS Compatibility

**In-app purchases:** none


### Iris Waterlog®

[App page](https://appshunter.io/ios/app/iris-waterlog/id6741683487)

**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 Iris Waterlog® free?

Iris Waterlog® is free to download, with no in-app purchases.

### Do ST BLE Toolbox or Iris Waterlog® have ads?

Neither ST BLE Toolbox nor Iris Waterlog® shows ads.

### Which is updated more often, ST BLE Toolbox or Iris Waterlog®?

ST BLE Toolbox ships an update every 6 months, and Iris Waterlog® weekly. Most recently, ST BLE Toolbox was updated on October 7, 2026 and Iris Waterlog® on September 18, 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.*