After making this request for years, I was extremely happy to see a tweet from Harlan Hugh (CEO of The brain) that PersonalBrain (TheBrain) will be coming to the iPhone and iPad soon.

TheBrain on iPad and iPhone is coming soon. Been working on it for a bit. It'll be workth the wait… @vanmorrison2 @hshomestaging @ekiledjian

— Harlan Hugh (@HarlanHugh) April 24, 2012