MacroTrackr is described as 'Open source macro and calorie tracker. Log meals by barcode or search, track protein/carbs/fat targets, habits, and weekly trends - self-host it or use the free hosted version. No ads, no data reselling, no paywalled basics' and is a nutrition tracker in the sport & health category. There are nine alternatives to MacroTrackr for a variety of platforms, including Android, iPhone, iPad, Android Tablet and Web-based apps. The best MacroTrackr alternative is OpenNutriTracker, which is both free and Open Source. Other great apps like MacroTrackr are FoodYou, MyFitnessPal, Yuka and Cronometer.