# ST BLE Sensor vs Summer Guard

ST BLE Sensor and Summer Guard are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

ST BLE Sensor ships an update every 2 months, Summer Guard every 5 weeks. The most recent releases landed on October 15, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | ST BLE Sensor | Summer Guard |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.0 (10 ratings)](https://appshunter.io/ios/app/st-ble-sensor/id993670214/reviews)** | — |
| Number of ratings | **10** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 weeks** |
| Monetization | Free | — |
| Size | 55 MB | 9 MB |
| Requires iOS | 15.0 | **14.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [STMicroelectronics](https://appshunter.io/developer/1801774735) | [KU CHANG KUO](https://appshunter.io/developer/1856192609) |

## What reviewers say

### ST BLE Sensor

[App page](https://appshunter.io/ios/app/st-ble-sensor/id993670214)

This app connects to ST development boards via Bluetooth Low Energy to access sensor data. You can log data to cloud providers, update board firmware, and explore various demo functionalities like environmental sensing and machine learning.

**Highlights:** Access sensor data, Log data to cloud, Update board firmware, Explore demo functionalities, Bluetooth Low Energy communication, Motion-sensor data fusion

**Features:** macOS Compatibility

**In-app purchases:** none


### Summer Guard

[App page](https://appshunter.io/ios/app/summer-guard/id6755877024)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ST BLE Sensor free?

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

### Is Summer Guard free?

Summer Guard is free to download, with no in-app purchases.

### Do ST BLE Sensor or Summer Guard have ads?

Neither ST BLE Sensor nor Summer Guard shows ads.

### Which is updated more often, ST BLE Sensor or Summer Guard?

ST BLE Sensor ships an update every 2 months, and Summer Guard every 5 weeks. Most recently, ST BLE Sensor was updated on October 15, 2026 and Summer Guard on September 28, 2026.

---

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