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Quad9 vs NextDNS

Quad9 and NextDNS both land on Worth it.

Quad9

quad9.net

Worth it
Confidence: Medium

Free, privacy-first malware-blocking DNS that anyone can switch on in minutes . a no-brainer default for individuals and small orgs.

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NextDNS

nextdns.io

Worth it
Confidence: Medium

Buy if you're an individual, family, or small team wanting network-wide ad, tracker, and malware blocking for free or ~$2/month.

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Quad9 versus NextDNS
CompareQuad9NextDNS
VerdictWorth itWorth it
Best forPrivacy-conscious individualsPrivacy-conscious individuals
Who it's not forEnterprises needing dashboards, reporting, or policy controlEnterprises needing SLAs, dedicated support, or SIEM feeds
PrivacyNo known public vulnerabilities found in the sources reviewed.No known public vulnerabilities found in the sources reviewed.
Support qualityNo support evidence in sources.Community forums only; payment complaints lingered
Public sentimentUsers praise Quad9's security and privacy but repeatedly report intermittent outages and DNS resolution failures.⁵Reviews praise easy setup and deep filtering; recurring complaints cover latency spikes, false positives, and free-tier caps.13
Biggest gotchaKeep a fallback resolver configured; users report random outages.Free plan's 300K queries/month cap degrades protection . busy households can hit it fast16

Pick Quad9 when

  • Privacy-conscious individuals
  • Set-and-forget malware protection
  • Nonprofits and schools
  • Research institutions (e.g. FRGP)

When Quad9 is not a fit

  • Enterprises needing dashboards, reporting, or policy control
  • Anyone wanting ad or content filtering
  • Teams needing SLAs or paid support
  • Guess: latency chasers who want the absolute fastest resolver

Pick NextDNS when

  • Privacy-conscious individuals
  • Whole-home or whole-office ad and tracker blocking
  • Small teams without dedicated IT
  • Parents wanting content filtering

When NextDNS is not a fit

  • Enterprises needing SLAs, dedicated support, or SIEM feeds
  • Teams needing endpoint-level control beyond DNS filtering
  • Anyone unwilling to tune blocklists and configs themselves
  • Privacy purists uncomfortable with a third party seeing DNS queries

Sources

  1. Quad9 official sitequad9.net
    official
  2. Quad9 Documentationdocs.quad9.net
    official
  3. Quad9 DNS review . TechRadartechradar.com
    review
  4. Quad9 seller reviews . G2g2.com
    review
  5. r/Quad9 community reportsreddit.com
    review
  6. Control D vs. Quad9 comparisoncontrold.com
    review
  7. Quad9 to protect users from malware and phishinggbhackers.com
    news
  8. New Quad9 DNS service blocks malicious domains for everyone . Ars Technicaarstechnica.com
    news
  9. IBM Launches Quad9 Public DNS Service 9.9.9.9securityonline.info
    news
  10. Quad9 Enables DNS over HTTP/3 and DNS over QUICquad9.net
    official
  11. NextDNS . The new firewall for the modern Internetnextdns.io
    official
  12. NextDNS Pricingnextdns.io
    official
  13. NextDNS Reviews . G2g2.com
    review
  14. NextDNS Reviews . Trustpilottrustpilot.com
    review
  15. I personally setup nextdns for 30+ peoplenews.ycombinator.com
    review
  16. NextDNS (free) security after 300K queriesdiscuss.privacyguides.net
    review