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Strong vs Hevy: catalog facts
Strong	Hevy
Freemium Free accounts, with a paid Strong PRO tier for progress tracking.	Free The homepage describes Hevy as a free workout tracker.
Android, iOS	Android, iOS
Simple, fast logging of sets and workouts Available on iOS and Android	Detailed set logging with warmup, drop and failure sets Charts, personal records and one rep max estimates
Detailed progress charts require Strong PRO Closed source	Social features may not suit people who want a private log Proprietary app
Downloadable app	Downloadable app
Closed source	Closed source
License not stated	License not stated
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 23, 2026

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