Oatsy Calorie Tracker is described as 'Oatsy is the only nutrition app and calorie counter that has every feature completely free, including many of the paid ones in apps like MyFitnessPal, Lifesum and MyPlate. No subscriptions, no one time payments whatsoever' and is a Calorie Tracker in the sport & health category. There are more than 10 alternatives to Oatsy Calorie Tracker for a variety of platforms, including iPhone, iPad, Web-based, Android and Apple Watch apps. The best Oatsy Calorie Tracker alternative is MyFitnessPal, which is free. Other great apps like Oatsy Calorie Tracker are Alma Nutrition, Cronometer, Calopal and CalorieTracker.io.