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SimpleHIIT vs Nike Training Club: catalog facts
SimpleHIIT	Nike Training Club
Free Free and open source under the GPL-3.0-or-later licence.	Free Workouts and guidance are offered free by Nike.
Android	Android, iOS
Animated demonstrations for each exercise Eight exercise categories to choose from	More than 185 free workouts Covers strength, HIIT, yoga and bodyweight sessions
Android only Focused on HIIT rather than general workout logging	Tied to Nike's ecosystem and content No tracking of runs; that is covered by Nike Run Club
Downloadable app	Downloadable app
Open source	Closed source
License: GPL-3.0-or-later	License not stated
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it 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.