nRF Blinky Summary

nRF Blinky is a mobile iOS app in Tools by Nordic Semiconductor ASA. Released in Dec 2017 (8 years ago). Store metadata: updated Oct 18, 2025.

Store info: Last updated on App Store on Oct 18, 2025 .


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Screenshots

App screenshot
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App screenshot
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App Description

nRF Blinky is an application targeted towards developers who are new to Bluetooth Low Energy.

nRF Blinky has the following features:
- Scan and connect to any nRF5 DK containing the Nordic Semiconductor’s proprietary LED/Button Service.
- Toggle the LED on the development kit On and Off from within the application.
- Receive Button press and release events from the development kit and display it within the application.

This application is open sourced and the is written in Swift 5 and available on GitHub:

https://github.com/NordicSemiconductor/IOS-CoreBluetooth-Mock