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Best Quad9 Alternatives in 2026

Updated

20 apps from DNS filtering software ranked against Quad9 on the same published basis.

  1. 1
    AdGuard DNS Free plan AndroidapiiOSLinuxMac Free6.8
    Quad9 vs AdGuard DNS
  2. 2
    NextDNS Free plan AndroidapiextensioniOSLinux £1.79/mo6.7
    Quad9 vs NextDNS
  3. 3
    NxFilter Free plan AndroidapiLinuxMacself-hosted $5/mo6.7
    Quad9 vs NxFilter
  4. 5
    Technitium DNS Server Free plan apiLinuxMacself-hostedWeb Free6.6
    Quad9 vs Technitium DNS Server
  5. 6
    Blocky Free plan apiLinuxMacself-hosted Free6.4
    Quad9 vs Blocky
  6. 7
    RethinkDNS Free plan AndroidWeb $1.75/mo6.4
    Quad9 vs RethinkDNS
  7. 8
    AdGuard AndroidextensioniOSLinuxMac 5.8
    Quad9 vs AdGuard
  8. 9
    CleanBrowsing AndroidapiiOSLinuxMac $6.25/mo5.8
    Quad9 vs CleanBrowsing
  9. 10
    Control D Free trial AndroidapiextensioniOSLinux $2/mo5.8
    Quad9 vs Control D
  10. 11
    GoGuardian DNS AndroidiOSMacWebWin 5.7
    Quad9 vs GoGuardian DNS
  11. 12
    Infoblox Cloud Network Automation apiLinuxself-hostedWebWin 5.6
    Quad9 vs Infoblox Cloud Network Automation
  12. 13
    EfficientIP SOLIDserver DDI apiself-hostedWeb 5.4
    Quad9 vs EfficientIP SOLIDserver DDI
  13. 14
    SafeDNS Free trial AndroidapiiOSLinuxMac $1.20/mo5.4
    Quad9 vs SafeDNS
  14. 15
    Smart DNS Proxy Free trial AndroidiOSLinuxMacWeb $4.61/mo5.4
    Quad9 vs Smart DNS Proxy
  15. 16
    Cisco Secure Access Free trial AndroidapiiOSLinuxMac 5.3
    Quad9 vs Cisco Secure Access
  16. 17
    DNSFilter Free trial AndroidapiextensioniOSMac 5.3
    Quad9 vs DNSFilter
  17. 18
    BlueCat Horizon Free trial apiLinuxWebWin 5.2
    Quad9 vs BlueCat Horizon
  18. 19
    RAV Endpoint Protection 5.2
    Quad9 vs RAV Endpoint Protection
  19. 20
    ScoutDNS Free trial apiMacWebWin $0.21/mo5.2
    Quad9 vs ScoutDNS
  20. 21
    Webroot DNS Protection Free trial MacWebWin 5.2
    Quad9 vs Webroot DNS Protection

Quad9 alternatives compared

#AppScoreFree planFromRuns on
1AdGuard DNS6.8Free planFreeAndroid, API, iOS, Linux, Mac, self-hosted, Web, Windows
2NextDNS6.7Free plan£1.79/moAndroid, API, Browser, iOS, Linux, Mac, self-hosted, Web, Windows
3NxFilter6.7Free plan$5/moAndroid, API, Linux, Mac, self-hosted, Web, Windows
5Technitium DNS Server6.6Free planFreeAPI, Linux, Mac, self-hosted, Web, Windows
6Blocky6.4Free planFreeAPI, Linux, Mac, self-hosted
7RethinkDNS6.4Free plan$1.75/moAndroid, Web
8AdGuard5.8No—Android, Browser, iOS, Linux, Mac, Windows
9CleanBrowsing5.8No$6.25/moAndroid, API, iOS, Linux, Mac, Web, Windows
10Control D5.8No$2/moAndroid, API, Browser, iOS, Linux, Mac, self-hosted, Web, Windows
11GoGuardian DNS5.7No—Android, iOS, Mac, Web, Windows
12Infoblox Cloud Network Automation5.6No—API, Linux, self-hosted, Web, Windows
13EfficientIP SOLIDserver DDI5.4No—API, self-hosted, Web
14SafeDNS5.4No$1.20/moAndroid, API, iOS, Linux, Mac, self-hosted, Web, Windows
15Smart DNS Proxy5.4No$4.61/moAndroid, iOS, Linux, Mac, Web, Windows
16Cisco Secure Access5.3No—Android, API, iOS, Linux, Mac, Web, Windows
17DNSFilter5.3No—Android, API, Browser, iOS, Mac, Web, Windows
18BlueCat Horizon5.2No—API, Linux, Web, Windows
19RAV Endpoint Protection5.2No——
20ScoutDNS5.2No$0.21/moAPI, Mac, Web, Windows
21Webroot DNS Protection5.2No—Mac, Web, Windows
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Questions about Quad9 alternatives

What is the best alternative to Quad9?

AdGuard DNS, number 1 in DNS filtering software with a score of 6.8 out of 10. The others here: NextDNS, NxFilter, Technitium DNS Server and 16 more.

What is the best free alternative to Quad9?

AdGuard DNS is the best-ranked alternative with a free plan. 6 of the 20 alternatives here publish a free plan on their own pricing pages.

How are these alternatives ranked?

Ranked free-and-open first: a usable free tier and open-source code, then the platforms it runs on and its documentation.