Noom Weight Loss Coach is an app that functions as a personal trainer to motivate the user to create a lifestyle that will help you not only lose weight but keep fit in the long run.
Built-in pedometer, real-time GPS to record all the daily exercises with information about meals, workouts and weight loss (progress), health articles, discussion forum and database with the nutritional value of food.
Login is done through your Google account. Then, you just enter the data into the application to let it modify your training, give advice on food and start interacting with you.