Argus is a health tracker that counts your steps and much more. The app sets itself apart with a hexagon design and fun social features.
This app approaches fitness with an intense, short workout you can fit into any part of your day. Each workout lasts only seven minutes.
Carrot Health helps you get in shape by essentially berating you for not working out. This one's for the thick-skinned, but it's a health app that has a sense of humor.
If you want to track every single calorie you eat, the Fitness Pal app is perfect for you. With a clean layout, you can easily log every meal using its expansive food library.
Using your iPhone's camera flash, this app reliably measures your heart rate and exports it into Health.
The Jawbone Up's companion app for iOS displays daily stats for the steps you've taken and time slept.
Sleep is essential for good health and Sleepio makes it easy to track your sleep patterns and give you insights into your nighttime habits.
Avid cyclists and runners will appreciate Strava's expertise in tracking your activities. The app uses GPS to map out the routes you take and even lets you track personal records.