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Pzizz vs Headspace: catalog facts
Pzizz	Headspace
Freemium A free version is available, with a paid full version.	Paid Subscription service with a free trial.
Android	Android, iOS
Separate modes for night sleep and short naps Combines soundscapes with voice cues	Large library of guided meditations and sleep content Content for children and families
Full features need a purchase Not a sleep tracker; it does not measure sleep	Requires a paid subscription after the trial Ownership is changing with the Sword acquisition
Downloadable app	Downloadable app
Closed source	Closed source
License not stated	License not stated
Not stated if an account is needed	Account 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.