In Pictures: Presidential Inauguration - there’s a...
Well it’s not quite an app, but…
The official organizer of the inauguration is the Joint Congressional Committee on Inaugural Ceremonies, which has optimized its website for mobile use. Through the website, users can get directions to their viewing area based on their ticket type, double-check the list of prohibited items (no strollers, umbrellas, signs, posters or laser pointers!) and get real-time streaming text of the speech.
In Pictures: Presidential Inauguration - there’s an app for that