The "Download Now" link directs you to the iTunes App Store, where you must continue the download process. You must have iTunes installed in order to open the link, and you must have an active iTunes account to download the application. This download may not be available in some countries.
From Qbiki Networks:
This app brings to you a simple way to check the amount of calories, fats and carbs intake you will be consuming from food. It allows you to select calorie number, food items and serving for each meal selected, then it will generate calorie and carb numbers as contained in your food choice. Also, you will learn how to calculate calories in food that you eat at home or outside. Plus, there are other informative tips on how to understand your health and eating wellbeing. The app will be constantly get upgraded with new nutrition information from time to time. The content of the app is what that makes it very useful for you to have.Get it and see what benefit it provides!