RoboBraille is a web and email service capable of converting documents into a range of accessible formats including Braille, mp3, e-books and Daisy. The service can furthermore be used to convert otherwise inaccessible documents such as scanned images and pdf files into more accessible formats. RoboBraille has been in operation since 2004 and currently serves thousands of user requests each month from users across the world. The service is available for free for strictly individual, non-commercial use. Institutional use by academic institutions is available through SensusAccess.