Though there may be no shortage of free and subscription-based music services, London-based startup Bloom.fm is counting on there being room for one more. It has a trick up its sleeve: a mobile-first approach to market. Not beholden to translating desktop functionality and UI features to the smartphone, Bloom.fm has delivered a distinct take on the mobile music experience. Out today for iOS in the UK, Gizmag takes the first look at the app, and talks to the team hoping to take on the big guns.