Compare software

Simple. : Fitness Simplified. vs Hevy: catalog facts
Simple. : Fitness Simplified.	Hevy
Free Free and open source under the MIT licence.	Free The homepage describes Hevy as a free workout tracker.
Android	Android, iOS
Custom workouts with exercises, sets and reps Workout scheduling by day	Detailed set logging with warmup, drop and failure sets Charts, personal records and one rep max estimates
Focused on logging; no guided programs Small single-developer project	Social features may not suit people who want a private log Proprietary app
Downloadable app	Downloadable app
Open source	Closed source
License: MIT	License not stated
Not stated if an account is needed	Not stated if an account is needed
Works offline	Works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked September 23, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.