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Freeletics vs SimpleHIIT: catalog facts
Freeletics	SimpleHIIT
Freemium Free to download; the homepage does not list prices for coaching plans.	Free Free and open source under the GPL-3.0-or-later licence.
Android, iOS	Android
Plans adapt to fitness level and goals Large exercise library of 700+ movements	Animated demonstrations for each exercise Eight exercise categories to choose from
Pricing for coaching is not shown on the homepage Proprietary service tied to the vendor's app	Android only Focused on HIIT rather than general workout logging
Downloadable app	Downloadable app
Closed source	Open source
License not stated	License: GPL-3.0-or-later
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 September 24, 2026	Official website Full listing and sources Checked October 2, 2026

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