ExpiWell is the premier experience sampling method (ESM) and ecological momentary assessment (EMA) app for surveys, mood tracking, daily diary, just-in-time adaptive interventions (JITAI), and digital ethnography. Market researchers, polling companies, and social scientists want your valuable opinions and experiences. Using our free app, you can share your experiences and opinions. We have real surveys that you can take. ExpiWell® ensures your privacy. We will not forward, sell, or t