# Cosinuss° Lab App

> Cosinuss° Lab App (iPhone/iPad app by Cosinuss.)

- Source: https://appshunter.io/ios/app/cosinuss-lab-app/id6447358725 (this page in markdown: same URL + `.md`)
- Developer: [Cosinuss](https://appshunter.io/developer/1049819520)
- Category: Developer Tools
- Price: Free
- Age rating: 4+
- Requires: iOS 15.6 · 32 MB
- Languages: American English
- Released: 2023-04-18
- Data updated: 2026-09-06
- User reviews in markdown: https://appshunter.io/ios/app/cosinuss-lab-app/id6447358725/reviews.md

## What is Cosinuss° Lab App?

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NOTE: 

Cosinuss° Lab App is NOT a medical product, it is designed for checking the status of cosinuss° Two sensor.

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Cosinuss° Lab App is an additional tool for checking the sensor's functionality:
- Perform Software Updates
- Change the Power- and Bluetooth-behavior
- Check sensor for error codes
- Check if transmitted parameters are correct


## Version history (last 5 releases)

### 0.3.1181 — 2025-03-05

* The app now shows the target firmware version before starting the firmware update
* Sensor erros are now displayed as hex values
* Internal changes and updates

Bugs fixed:
* Upon first connect after app start, "Bluetooth off" was displayed even if it was activated
* The pairing Check dialog did not properly close
* In rare occasions a known sensor would not re-connect with the app
* The app did not continue a firmware update if the app was closed in the middle of the process
* The app occasionally read wrong battery values if the sensor was in Extended Data mode while connecting

### 0.3.1180 — 2025-03-04

* The app now shows the target firmware version before starting the firmware update
* Sensor erros are now displayed as hex values
* Internal changes and updates

Bugs fixed:
* In rare occasions a known sensor would not re-connect with the app
* The app did not continue a firmware update if the app was closed in the middle of the process
* The app occasionally read wrong battery values if the sensor was in Extended Data mode while connecting

### 0.3.702 — 2023-12-01

- Hotfix for rare cases where BLE connection did not get initiated

### 0.3.699 — 2023-11-30

- Connects to sensors in new connection mode
- fixed Bluetooth dialog not appearing if Bluetooth was turned off in some conditions

### 0.3.349 — 2023-04-18

No release notes.

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## More apps by Cosinuss

- [Cosinuss° One](https://appshunter.io/ios/app/cosinuss-one/id1049819521)
- [degree°](https://appshunter.io/ios/app/degree/id1473943447)
- [c-med°](https://appshunter.io/ios/app/c-med/id1627202336)
- [cosinuss° Connect](https://appshunter.io/ios/app/cosinuss-connect/id6504532608)
- [cosinuss° Health](https://appshunter.io/ios/app/cosinuss-health/id6642658367)

All apps by Cosinuss: https://appshunter.io/developer/1049819520

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-09-06.*