Gudak Cam - Disposable film camera in your iPhone
Future Me - Send an email to your future self
WhiteAlbum - A disposable camera on your phone, printed & shipped to you
Dabble Me - Your own private place to write. A journal/diary to help you remember what's happened in your life.
Authenpic - A disposable camera on your phone. No retakes.
Letter to Yourself - Send a physical letter to your future self