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Whisper Noise vs Noice: catalog facts
Whisper Noise	Noice
Free Free and open source under the MIT licence.	Freemium Free to try, with the site promoting a paid offering.
Android	Android, Web
Several noise types, including white and brown noise No ads or paywall	Mix several sounds with separate volume controls Sleep timer and Chromecast support
Very new project with a short track record Android only	Source repository not updated since August 2024 Web version is only a prototype
Downloadable app	Downloadable app, Web application
Open source	Open source
License: MIT	License: GPL-3.0
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 October 2, 2026

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