Not only is this app free, but it’s one of the most useful health apps you’ll ever find. It’s great for people who do better with lots of support. You can share and find new workouts with a community of other people. You can also cheer each other on and comment on each other’s progress. You can chart your stats and progress as well. What could be better than having tons of people around you in the virtual world to spur you on toward your goals?