bbmi is a research data collection application developed by the Brain Signal Processing Laboratory (BSPL), Department of Brain and Cognitive Engineering, Korea University. This app is used exclusively for an IRB-approved academic research study (KUIRB-2025-0488-01) and is not available to the general public.
This app is for research data collection only and is not intended for medical diagnosis, treatment, or clinical decision-making.
If you have questions about the app, your data, or your rights as a research participant, please contact:
To request account and data deletion, you can use any of the following methods:
Deletion requests are processed within 14 days. Some minimal records may be retained as required by applicable laws or IRB regulations; see our Privacy Policy for details.
To help us resolve your issue quickly, please include:
The app cannot find the ECG sensor.
Ensure Bluetooth is enabled in iOS Settings. Check that the sensor is charged (15%+) and within close range. If the issue persists, go to Settings → Privacy & Security → Bluetooth and make sure bbmi is allowed.
Camera or microphone is not working.
Go to Settings → bbmi and ensure Camera and Microphone permissions are enabled.
Data upload is failing.
A stable Wi-Fi connection is recommended for uploads. Ensure at least 500MB of free storage is available on the device. The app will retry automatically on the next launch if an upload is incomplete.
Last updated: February 24, 2026