On the point of RAW : Myself I've found Adobe not the best candidate for making good images from the RAW files produced by phones, however if you keep in the "phone" mindset (and remember its a computer, not just a phone) then you can download (for instance) Snapseed http://pelicula-protetora03445.full-design.com/kit-curves-pro-hprime-Uma-vis-o-geral-44095537