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Cloudflare 1.1.1.1CIRA Canadian Shield
Free

Free to use.

 Free

Free, provided by a national not-for-profit.

Windows, macOS, Linux, Android, iOS Windows, macOS, Android, iOS, Browser extension
  • Backed by Cloudflare's large, fast global network
  • 1.1.1.1 for Families option adds content filtering without extra software
  • Blocks phishing, malware, botnets and scam sites
  • Optional adult content filtering for families
  • Filtering options are limited compared to dedicated DNS-filtering platforms
  • Using a third-party resolver still means trusting Cloudflare with DNS query data
  • Built primarily for Canadian users
  • No custom blocklists or per-domain control described
Downloadable app Downloadable app, Hosted service, Browser extension
Closed source Closed source
License not stated License not stated
Not stated if an account is needed Not stated if an account is needed
Not stated if it works offline Needs internet

Checked September 22, 2026

Checked September 24, 2026

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