Social Media Emotion Collector 2 is a free Chrome extension developed by justinejose123. It is designed to collect users' mood while they are using social media platforms. This extension has been developed as part of a dissertation to understand the factors that contribute to users quitting their social media sessions.

The extension provides a custom toolbar that allows users to track their mood throughout their social media session. When starting a session, users can immediately set their mood using a mood slider. Throughout the session, users can easily change their mood using the left and right arrow keys on their keyboard. Before ending the session, users are prompted to click on the icon below the address bar to enter the reason for quitting. Lastly, users are reminded to provide an end mood before ending the session.

It is important to note that users are advised to minimize keyboard shortcuts while using social media to ensure a seamless experience. Social Media Emotion Collector 2 provides a unique way for users to track their emotions and understand their social media usage patterns.