DisplayLink

Used to having a second display for your Windows desktop? Put your iPad to work. Get the first DisplayLink iPad monitor companion app from the leader in multi-display productivity. DisplayLink has shipped millions of networked multi-display solutions through top tier partners such as HP, Toshiba, Samsung and others.
The DisplayLink app wirelessly turns your iPad into an extended desktop display, improving your productivity by freeing up desktop space on your notebook or desktop computer.

Free for a limited time, get it here!