Compare software

NextDNSCIRA Canadian Shield
Freemium

A free tier with a monthly query allowance is available. Paid plans remove the limit.

 Free

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

Windows, macOS, Linux, Android, iOS Windows, macOS, Android, iOS, Browser extension
  • Very granular blocklists and per-device profiles with detailed analytics
  • Encrypted DNS support on every platform, including router-level setup
  • Blocks phishing, malware, botnets and scam sites
  • Optional adult content filtering for families
  • Filtering happens on their infrastructure, so they resolve your queries
  • The free tier is limited to a monthly query allowance
  • Built primarily for Canadian users
  • No custom blocklists or per-domain control described
Hosted service 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.