launched in december 2007 by land transport authority, singapore tourism board and ez-link, the singapore tourist pass offers unlimited travel for tourists to singapore on singapore's public transport system. for s$10 a day (s$20 for 3 days, as of april 2017) and with s$10 deposit, tourists can take any number of rides on buses and trains operated by sbs transit, smrt buses and smrt trains. certain buses like night rider, train service like sentosa express are not applicable. the singapore tourist pass is available at selected mrt stations.