Have you considered running your apps on AppHarbor? That way, you wouldn't have to worry about servers at all. We also have many of the services you use as add-ons: https://appharbor.com/addons
I did and in principle it's a great idea but I can't wrap my head around the pricing - as a solo founder earning South African Rands with the requisite technical expertise to manage these things myself, I can't bring myself to pay more than I know I strictly need to until my business is profitable.
