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Soothing Noise Player vs Whisper Noise: catalog facts
Soothing Noise Player	Whisper Noise
Free Free and open source under GPL-3.0-only.	Free Free and open source under the MIT licence.
Android	Android
Mix 15 noises at individual volumes Import custom sounds and save profiles	Several noise types, including white and brown noise No ads or paywall
Small single-purpose app Limited default sound library	Very new project with a short track record Android only
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0-only	License: MIT
No account needed	Not stated if an account is needed
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.