iris is the acronym for "Intelligent Route Information System" which provides bus travel information to enhance commuters' travel experience with SBS Transit. iris
There are two offerings: iris NextBus and iris Journey Planner.
iris Journey Planner helps commuters plan the best way to get to their destinations by providing travel solutions on our buses and trains based on the shortest walking distance or shortest travelling time.
iris NextBus offers bus arrival timings on a real time basis. You now have the convenience of knowing how many minutes away your bus is from your bus stop or how long more before the next bus departs from the bus interchange.
iris is available on our website, via Short Messaging Service (SMS), GPRS (General Package Radio Service), WAP (Web Access Protocol) sites and through the iris app on smartphones.