Simple Diet Diary Data Add-on is an Android platform add-on developed by Martin Stone, which is available for free. The add-on is categorized under Lifestyle and falls under the subcategory of Health and Fitness. Simple Diet Diary Data Add-on is an extension of the Simple Diet Diary app and does not function independently.

The add-on is designed to enhance the functionality of the Simple Diet Diary app. It allows users to add new food items and view nutritional information for the same. The add-on also enables users to track their water intake and view their progress over time. The interface is user-friendly and easy to navigate, making it ideal for users of all ages.

Overall, Simple Diet Diary Data Add-on is a useful tool for those looking to maintain a healthy lifestyle. However, it is important to note that it can only be used in combination with the Simple Diet Diary app.