How to Build Muscle: An Evidence-Based Guide
Learn the science of muscle growth with actionable strategies for mechanical tension, progressive overload, rest, nutrition, and recovery.
Track Hard Sets.
Build Muscle.
Most apps track everything. SetsApart tracks what matters—the sets close to failure that actually drive growth.
Built on Exercise Science
Hard Set Tracking
Log weight, reps, and RPE. Focus on the sets at RPE 8-10 that research shows drive hypertrophy.
Volume Per Muscle Group
See your weekly hard sets per muscle. 10-20 hard sets per week is the research-backed target.
Progressive Overload Tracking
Track PRs, volume trends, and estimated 1RM. Progressive overload is the only way to grow.
Works Anywhere
PWA that works on any device, even offline. Log at the gym, review at home.
Minimal by Design
No ads, no social features, no complexity. Just the tools you need to track what matters.
Latest from the Blog
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How to Warm Up and Select Working Weights for Muscle Growth
A research-backed warm-up protocol and weight selection strategy to maximize hypertrophy. Includes the 12-8-4 method, rep ranges by experience, and RIR progression.
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Best Back Exercises: 3 Overrated Moves and What to Do Instead
Research shows barbell rows, deadlifts, and cable pullovers may not be optimal for back growth. Here are 3 underrated alternatives for better results.
Stop Tracking Junk Volume
Start tracking the sets that actually build muscle.
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