Zenobase - Zenobase helps store and visualize data.
Exist - Track everything in one place, understand your life.
Quantimodo - Easily track mood, symptoms, or any outcome you want to optimize
Optimized - Lifelogging and quanitifed self tracking improvement app.
Coach.me - Coach.me is a coach that goes everywhere with you, helping you achieve any goal, change any habit, or build any expertise.
Reporter App - Reporter lets you track the things you care about with a few randomly timed surveys each day.