Can I hear what a sample class sounds like? Kate Updated December 05, 2018 21:17 Since the app is free, you can download here and give it a go! Try out a quick 5 minute core session or a 45 minute run to see how Go will work for you. Related articles Can I use Go if I'm outside the United States? How many classes can I take per month? What is the cost of Go? Can I use Go without purchasing or being a member of ClassPass? Can I use Go if I already have ClassPass?