If you haven't heard of NYLAS you will soon. They have just launched their "next generation email platform" and are already running hundreds of servers! Audible Shift had the honor of designing their user interface SFX. Designing app sounds is incredibly challenging and rewarding in that you know users will hear the sounds repeatedly. The audible cues will not only serve as indicators of actions and expected outcomes, but as part of the desire to interact over and over again.
Download the app for free and check out the most important sound of all: NEW MAIL!