Fitbit has everything I need, the steps, the Heart Rate, it has all of my exercising modes, and it has a fair price. It has a rather simplistic User interface, which I really like to be honest. Highly recommened!
Lefun Health - Lefun Health is one of the best health companion app featured with a pedometer and heart monitor that continually calculates your heartbeat and total steps throughout the day.
Strava - The #1 app for runners and cyclists
VeryFitPro - VeryFitPro is one of the best mobile fitness tracker apps that help you to monitor your daily physical activities and calories burned most conveniently.
Lose it! - Snap a photo of your food to get nutritional facts
CT FIT - CT FIT is a fitness companion app introduced by the CT App Team that helps you in tracking all-day activities, including exercise time, distance covered, and sleep time.
Workouts by Muscle Booster - Workouts by Muscle Booster is an app that provides you the home as well as gym workout plans.