Jillian Michaels was a relentless coach on The Biggest Loser. Aside from her time on the show, she is also a celebrity trainer, a fitness expert, and a life coach. Now she's added another bullet to her resume and has her own fitness app. If you want to get into better shape or need help making healthier lifestyle choices, you need her app. Jillian Michaels: The Fitness App (Lifetime Subscription) is on sale for 72% off for a limited time only for new customers. 

With over 800 workout exercises to choose from ranging from basic to advanced and HIIT to targeted routines, you'll be guaranteed a good butt-kicking session. You can also select the fitness level that suits you best and adjust the intensity of the workout, which is key if you're just getting started on your fitness journey. The app includes Jillian Michaels' DVD collection, an Advanced Meal Planner System, audio-only workouts for outside exercise, and audio-only meditations. The meditations are a smart way to begin your day with or unwind at the end of a long day for ultimate relaxation. 

You can adjust the transition time of exercises during each workout, select available equipment to use during workouts, play your own music, swap and ban exercises from certain workouts, and use the Beat Sync feature to adjust the beat of the music to the pace of your workout.

PCMag says of the app, "Jillian Michaels Fitness gives you a custom daily workout and meal plan to follow for slimming down and building muscle. It has options to suit different dietary restrictions. It's an excellent app for those who want tough workouts."

Whether you want to drop some pounds for the summer or feel your best regarding your size, you need to get your hands on the Jillian Michaels fitness app. It's currently on sale for $124.99 for new customers only.

Prices subject to change.