14 Workout Apps to Download Before You Head to the Gym

Cost: seven-day free trial; subscribe for $10 per month or $90 per year

Available for: iOS, Android

Feel like you need a little more guidance than the preset buttons on the stationary bike or elliptical? CardioCast may be the perfect solution. The app is filled with an ever-growing library of 20- to 60-minute audio workouts released weekly, allowing you to turn any gym session into an easy-to-follow studio class. They're coached by an instructor and timed to hit music from your favorite artists and cover modalities from cycling, running, walking, and rowing to bodyweight strength and yoga.