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uBlock Origin Lite vs 1Blocker: catalog facts
uBlock Origin Lite	1Blocker
Free Free to install from the browser extension stores.	Freemium Free tier available; full feature set requires a subscription.
Browser extension	macOS, iOS, Browser extension
Works under Manifest V3 Does not need broad site permissions	Blocking happens on-device rather than through a proxy server Large built-in rule set with granular customization
Fewer filtering options than the full uBlock Origin Different product from uBlock Origin, with its own trade-offs	Limited to Safari rather than all browsers Full rule customization requires the paid tier
Browser extension	Downloadable app, Browser extension
Closed source	Closed source
License not stated	License not stated
No account 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 23, 2026	Official website Full listing and sources Checked September 22, 2026

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