PreWill tracks user activity and allows subscribers/users to designate up to 12 family members, loved ones or friends a personalized message in the event of the users untimely passing. Personalized messages are sent based on a time period of 7 days of inactivity on all registered devices. Users can choose to pause alerts as desired when devices are inactive for extended periods of time. PreWill also includes an additional free option called ThyWill which will send up to 12 additional personalized messages in the event of a Rapture event.