About
This app helps you track your mood and cognitive function using your iPhone's keyboard and sensor data. It analyzes typing patterns to provide insights into mental health and assists researchers in developing better diagnostic tools for mood disorders.
What's New in BiAffect3
3.4.8
April 8, 2026
No-Go stimulus color changed from green to red in Go/No-Go Visual Reaction Time task
Developer apps
FAQ
What is BiAffect3?
BiAffect3 is a research-backed application designed to help users track their mood and neurocognitive functioning. It utilizes a custom virtual keyboard to collect typing metadata and sensor data, analyzing patterns to offer insights into mental health.
How does BiAffect3 track mood?
BiAffect3 employs a unique approach by analyzing keystroke dynamics, such as typing speed, errors, and pauses, collected through its virtual keyboard. This data, combined with sensor information, is processed by machine learning algorithms to identify patterns associated with different mood states.
Is my typing content collected by BiAffect3?
No, BiAffect3 strictly preserves user privacy by collecting only keystroke metadata (like speed and errors) and not the actual typed content. This ensures that your personal messages and information remain confidential.
Who developed BiAffect3?
BiAffect3 was developed by researchers at the University of Illinois at Urbana-Champaign, with funding from the National Institute of Mental Health, as part of a multi-year mood-tracking research project.
What devices does BiAffect3 support?
BiAffect3 is currently supported on iPhones, allowing users to track their mood and cognitive functioning directly from their mobile device.
How often is BiAffect3 updated?
The latest version of BiAffect3 is 3.4.8, and it was last updated on April 8, 2026. This indicates a commitment to ongoing development and improvement of the application.
Is BiAffect3 suitable for all ages?
BiAffect3 has an age rating of 17+, suggesting it is intended for adult users. This is likely due to the sensitive nature of mental health tracking and research participation.
Does BiAffect3 have ads?
No, BiAffect3 is ad-free. As a research-focused application, it does not display advertisements, providing an uninterrupted user experience.
