MyFitnessPal

With the world's largest food database (14+ million items), MyFitnessPal remains the gold standard for calorie and macro tracking, outperforming #9 FatSecret's log of 10 million items by 40%. Its 2025 AI-powered meal scanning feature can identify calories from a photo in seconds, and it is 25% faster than the average competitor's scanning. Over 200 million registered users make it the most widely used nutrition app globally, doubling the runner-up's base of 100 million.