TB12 is a free iPhone app developed by TB12 LLC that offers a holistic approach to health and wellness. Whether you're a professional athlete or someone who wants to stay active, TB12 provides a library of engaging videos, information, and advice to help you achieve your fitness goals.

The app offers customized workout programs tailored to your abilities and goals. It uses resistance band workouts and muscle pliability as primary or complementary ways to train. TB12 also provides resources on exercise, pliability, hydration, nutrition, and cognitive practices to help you live the TB12 lifestyle.

Moreover, the app provides a growing library of healthy and delicious recipes, supplementation recommendations, and hydration advice to fuel your body. You can also get exclusive content featuring Body Coaches and the TB12 community. The app works with Apple Health to sync workouts and hydration tracking.

While the app is free to download and use, it offers TB12 Premium by selecting an auto-renewing subscription option of $9.99/month or $99.99/year. Subscription renews automatically unless canceled at least 24 hours before the end of the subscription period. The app offers a personalized workout program, 400+ exercises, exclusive pliability and resistance band workouts, and favorite smoothie, snack, and meal recipes for subscribers.