I cannot say more than what has been said. I first bought the app, then knew about the book, so I bought the book too. Then I came to know about the premium videos, so I bought those too.
For those who dont like gyms , and strict schedules , this is for you.
For those who travel , this is for you.
And for the price of an ice cream sundae , this app is a BIG bargain.
Mark is a great couch and teacher.
Naeem - UAE about Bodyweight Training: Your Gym, v4.5.3