I have Beersmith on my desktop, but on my phone and tablet I have iBrewmaster. I find I use iBrewmaster almost exclusively now. Highly recommended. The developers are very active with updating the app with new features, ingredients, etc.
Cool Hand Brewing
Main Kegerator: Marzen, Dunkel, Doppelbock, West Coast-style Amber, IPA, DIPA, Porter, ESB
Tower of Sour: Red Sour, Pale Sour (Solera Project Pull #1)
Primary: RIS #6