Running
Couch to 5K
Free or Pro ($2.99), iOS and Android
This app is perfect for anyone who wants to run but doesn’t know where to start. This eight-week program has three workouts a week that alternate running and walking, eventually building up to running a 5K.
Nike+ Running
Free, iOS and Android
Nike’s running app tracks every aspect of your run, including time, pace, distance and route. You can challenge your friends, share your activity, set goals and get cheers and motivation along the way.
Zombies, Run!
Free, iOS and Android
Make exercising feel like a game with this app, which simulates a zombie apocalypse and sends you on a mission that requires you to run. Save the world as you race to collect supplies, rescue survivors and avoid the undead.
Strength Training
Nike+ Training Club
Free, iOS and Android
This app from Nike has everything you need to build a top-notch strength-training program. With workouts from professional trainers and athletes, you can customize your training based on level and intensity or sign up for a pre-arranged plan.
Sworkit
Free or Premium ($4.99), iOS and Android
Sworkit, short for Simply Work It, has over 200 exercises that don’t require any equipment, so you can do them anywhere. Input the amount of time you have, from 5 minutes to 60, for a follow-along workout. A Premium account allows you to save your custom workouts.
Other
Fitbit
Free, iOS and Android (trackers sold separately)
When used in tandem with Fitbit’s wearable trackers, this app counts your daily steps, monitors your sleep patterns and can even track your heart rate for a more comprehensive picture of your health.
Charity Miles
This app lets you earn money for your favorite charities with each mile you walk, run or bike. As if you needed another incentive to exercise!
MINDBODY
Free, iOS and Android
If you love taking classes, this app is a must. Enter a location and search for fitness classes, spas and wellness centers. You can see studio schedules, and sometimes even book a class or service in advance.