MyNetDiary is an online died log service as an app for the iPad. The app is very easy to use and provides multiple tabs for all required information. It plans and track nutrients in addition to fats, proteins and carbs and you can also track your weight. The app offers a set of charts, including nutrient and measurement charts that support charting weights, calories, or calorie percentages.
The app comes loaded with many features like more control over your diet. You can even override calories with doctor recommendations, and adjust macro-nutrient balance preferences. The app costs 9.99 dollars. [link]