What’s the difference between Beginner Phase 1, Beginner Phase 2, and Intermediate workout programs?

The Built With Science+ App includes different training phases designed to match your experience level and help you progress safely and effectively. Your selected phase will determine your training split, exercise selection, and workout intensity — all personalized to your fitness level and goals.

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Beginner Phase 1

This phase focuses on building a strong foundation. It’s designed to help you:

• Learn proper form for key exercises

• Build confidence in the gym

• Establish consistency in your routine

Beginner Phase 1 is perfect for anyone just getting started or returning to training after a long break.

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Beginner Phase 2

Once you’ve mastered the basics, Beginner Phase 2 introduces:

• Slightly higher training volume

• A wider variety of exercises

• Progressive overload to continue improving strength and muscle growth

This phase helps bridge the gap between beginner and intermediate training, keeping your progress steady.

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Intermediate Phase

The Intermediate phase is where your results accelerate. You’ll take on:

• Higher workout volume and intensity

• Advanced training techniques

• More specialized exercises targeting key muscle groups

• Additional nutrition strategies to optimize recovery and results

This phase is designed to challenge you and take your fitness to the next level.

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How We Customize Your Plan

Based on the program phase you select, along with your fitness goal and muscle group focus, our science-based algorithms will create a customized workout plan tailored specifically to your needs!