Best apps like MuscleTools

9+ similar apps compared and reviewed

5.0 avg rating
9 free apps
Updated September 2026

MuscleTools is great, but it's not the only option. Explore 9+ similar apps for iPhone and iPad, each reviewed and rated by real users. Find free alternatives, premium upgrades, and hidden gems.

Top Alternatives to MuscleTools

Principled Fitness#2

Principled Fitness by Parallel Works, LLC

Maximize your fitness outcomes
5.0(1 ratings)
Free
Principled Fitness screenshot 1
Principled Fitness screenshot 2
Principled Fitness screenshot 3

Visualize your workouts with a dynamic muscle map that highlights which muscles you've trained, missed, or partially worked. Log sets, track progress, and get personalized guidance for your fitness journey. Features include macro tracking, barcode scanning for food logging, and on-device form analysis.