RSI Calc is a rapid sequence induction calculator. This app walks you through 9 steps of RSI. All the way from preparation to post intubation plan! you will also find a 45 second, 60 second and 3 minute timer to assist with the pre-oxygenation, pre-medication, sedation and paralytic stages. Great for RN's, EMT's, Paramedics or any other allied health care provider involved with RSI cases.