Are the classes geared for the home, outdoors or at a gym? ClassPass Support You can use Go anywhere you are, and anywhere you go. All you need is the app and some headphones, so you can take class at home, outdoors or at the gym! Download here! Related articles How many classes are available? How often do you add new classes? What is the cost of Go? What if I don’t know how to do an exercise? How long are classes? Does Go work with fitness trackers?