People will react to different forms of training due to genetics, metabolism, biomechanics and body type. There is never any gaurantee that your body will respond in the way you want from any training, but you should give it the chance to respond in the way that it can. You cannot predict or measure potential strength, growth or shape before you actually go and do it for an extended period of time and see what happens. The only thing you can do is choose the best training app