Something isn't working, or you have an idea or a question — write to paulopenacademy@gmail.com. We usually reply within a couple of days.
I forgot to mark a day. The next time you open the app, it will offer to fill in the missed days from the past week: what you did gets filled in, what you didn't gets crossed out.
I can't invite a friend. Your friend has to sign in to The One at least once — after that you can invite them by the email they sign in with.
How do I delete my account? Profile → “Delete account”. Deletion is instant and permanent.