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NoSleep vs Don't Sleep: catalog facts
NoSleep	Don't Sleep
Free Free and released into the public domain under the Unlicense.	Free Freeware from SoftwareOK.
Windows	Windows
Very small and focused on one task Works where power settings are locked by policy	Offers portable and installable packages Supports both 32-bit and 64-bit Windows
Windows only Few options beyond keeping the machine awake	Windows only
Downloadable app	Downloadable app
Open source	Closed source
License: Unlicense	License: Freeware
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 8, 2026

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