CityRat’s MUNI Rider not only predicts the arrival of your next bus/train, but allows you to set up notification for its arrival. Don’t want to miss your train home while you finish up something in the office? Set up notification for five minutes before the next train or bus, and MUNI Rider will give you a ring. Turn on a daily alarm to be alerted few minutes before your train to work, no matter what time it is. 8:30, 5:00, 12:00