5 stars: A little buggy here and there, sometimes it won't add something to diary and then I'll add it again and two will be there. Usually resolves itself, and doesn't impact my use of the app much. This, so far, is the only thing that has successfully helped me track my diet and exercise in a way that has resulted in 30+ pounds of weight-loss in almost 4 months. Amazing.
5 stars: Had app for 2 weeks, which is usualky OK time to get used to a new app. Had this one figured out after a few days and it seems to cover all the bases for weight loss very well. On topnof that, it seems to integrate with other apps like it claims. That should all be expected performance, but in the swamp of apps that never do what they say, its an absolute pleasure to find one that dies what it says and does it well.
5 stars: This is the best fitness app I have tried to date. The projected 5 week weight loss calculation is a real motivator. It really makes you rethink deciding to have that second biscuit; or making the right choice between an extra 30mins sleep or a quick cardio session. I also like that it doesn't reveal certain information if you haven't eaten enough calories in the day, so it's helping you to lose weight in the right way.
4 stars: I like the app, it helps keep me on track. My only issues would be that the strength section of exercise doesn't tell you how many calories you burn. Also that the sodium stats doesn't account for the water you're drinking (trips to bathroom...