CalorieTracker.io - An intelligent calorie and weight tracking assistant that learns with you.
Weight Watchers - Weight Watchers is the best weight monitoring application that is designed to assist the users to not only lose their weight but also score benefits that go beyond seeing a smaller number on the scale.
OmNom Notes - A privacy-first and ad-free calorie counter and nutrition tracker. Log your meals, set goals, and track your progress with over 1 million foods online or your own personal offline food database.
Lose it! - Snap a photo of your food to get nutritional facts
Bitesnap - Bitesnap is a fun and easy way to track what you eat.
Fitocracy - Fitocracy is a social network that turns exercise into a cooperative and competitive exercise with friends, rivals, and strangers.