Exist - Track everything in one place, understand your life.
Future Me - Send an email to your future self
Critical Stimulus - Critical Stimulus is a psychoanalytical tool that uncovers repressions, hidden agendas and more.
Dabble Me - Your own private place to write. A journal/diary to help you remember what's happened in your life.
MoodPanda - MoodPanda.com is a mood tracking website and iPhone app.
Letter to Yourself - Send a physical letter to your future self