This app is being made available for the exclusive use of registered participants in the “What Matters for Wellbeing” Study by the Happiness Research Institute and Matter Neuroscience. A signed informed consent and a unique study participant identifier are required to use this app. For questions about the study, eligibility, or related issues should be directed to the study site at https://wiking45.wixsite.com/wattenshappinesslab?siteRevision=424 or emailed to study@happinessresearchinstitute.com.