Caliber is a free comprehensive training program that offers personalized training plans, nutrition tracking, and habit formation to help users achieve their fitness goals. The program is available on Android and offers science-based training methodology that produces measurable improvements to body composition via efficient workouts that are personalized to the user's level of experience and equipment on hand.

The Caliber app has several features, including personalized training plans, detailed exercise tutorials, weekly training lessons, cardio tracking, nutrition tracking, strength score, and strength balance. Users can also work with a Caliber coach for even faster progress towards their goals. The coaches are highly vetted, accredited personal trainers who are among the top 1% in their field.

Caliber members who work with a coach achieve a 40% improvement in their body composition by Week 12 of the program, on average. Caliber coaching members rate the program 4.9 out of 5 on TrustPilot. The Caliber app is an excellent choice for anyone looking to improve their fitness level, whether they are just starting or are experienced fitness enthusiasts.