The Bureau of Engraving and Printing (BEP) has developed a free downloadable application (app) to assist people who are visually impaired identify the denomination of US currency. The app is called EyeNote™, a mobile device app designed for Apple iPhone (3G, 3Gs, 4), and the 4th Generation iPod Touch and iPad2 platforms, and is available through the Apple iTunes App Store.
EyeNote uses image recognition technology to determine a note's denomination. Using the mobile device's camera, EyeNote can provide an audible or vibrating response which identifies the denomination of all Federal Reserve notes issued since 1996. Free downloads will be available whenever new US currency designs are introduced.