The RSSA endorses the Royal College of Radiologist's (RCR) IRefer as its evidence based clinical guidelines. This is available as phone, tablet and desktop versions. We are in a transition phase between version 7 and version 8 which is due to be launched next week and version 7 has, today, been taken down from the Store and Google Shop. Version 8 will initially be available as a web version with the apps available later in the year.