This survey app sends you a notification once a while to ask you to complete some brief experience sampling surveys, or “pings.” Only participants who have been invited to join a study, and have been provided a login code, can use this app.
This survey app sends you a notification once a while to ask you to complete some brief experience sampling surveys, or “pings.” Only participants who have been invited to join a study, and have been provided a login code, can use this app.