Sign Pro Publisher: TheYoungDeveloper Genre: Utilities Released: 6 Jan, 2013 Size: 1.1 MB Price: $0.99 Click here to request a review of this app App Store Info Description Every need a giant billboard. Now you can turn your iPad into one. With Sign Pro, you can type in a message and turn it into a full screen sign. You can change the font and size, as well as font colour and background colour. Screenshots Screenshot 1 of 3