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Best DigiCert UltraDNS Alternatives in 2026

Updated

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

  1. 1
    AdGuard DNS Free plan AndroidapiiOSLinuxMac Free7.6
    DigiCert UltraDNS vs AdGuard DNS
  2. 2
    Comodo Secure DNS Free plan AndroidiOSLinuxMacWeb Free7.4
    DigiCert UltraDNS vs Comodo Secure DNS
  3. 3
    NextDNS Free plan AndroidapiextensioniOSLinux £1.79/mo7.4
    DigiCert UltraDNS vs NextDNS
  4. 4
    NxFilter Free plan AndroidapiLinuxMacself-hosted $5/mo7.3
    DigiCert UltraDNS vs NxFilter
  5. 5
    OpenDNS FamilyShield Free plan AndroidiOSLinuxMacWeb Free7.3
    DigiCert UltraDNS vs OpenDNS FamilyShield
  6. 6
    Quad9 Free plan AndroidiOSLinuxMacWin Free7.3
    DigiCert UltraDNS vs Quad9
  7. 7
    Technitium DNS Server Free plan apiLinuxMacself-hostedWeb Free7.1
    DigiCert UltraDNS vs Technitium DNS Server
  8. 8
    AdGuard AndroidextensioniOSLinuxMac 7.0
    DigiCert UltraDNS vs AdGuard
  9. 9
    CleanBrowsing AndroidapiiOSLinuxMac $6.25/mo7.0
    DigiCert UltraDNS vs CleanBrowsing
  10. 10
    Control D Free trial AndroidapiextensioniOSLinux $2/mo6.9
    DigiCert UltraDNS vs Control D
  11. 11
    RethinkDNS Free plan AndroidWeb $1.75/mo6.9
    DigiCert UltraDNS vs RethinkDNS
  12. 12
    Blocky Free plan apiLinuxMacself-hosted Free6.8
    DigiCert UltraDNS vs Blocky
  13. 13
    Pi-hole Free plan apiLinuxself-hostedWeb Free6.8
    DigiCert UltraDNS vs Pi-hole
  14. 14
    GoGuardian DNS AndroidiOSMacWebWin 6.7
    DigiCert UltraDNS vs GoGuardian DNS
  15. 15
    Infoblox Cloud Network Automation apiLinuxself-hostedWebWin 6.7
    DigiCert UltraDNS vs Infoblox Cloud Network Automation
  16. 16
    SafeDNS Free trial AndroidapiiOSLinuxMac $1.20/mo6.7
    DigiCert UltraDNS vs SafeDNS
  17. 17
    Smart DNS Proxy Free trial AndroidiOSLinuxMacWeb $4.61/mo6.7
    DigiCert UltraDNS vs Smart DNS Proxy
  18. 18
    Cisco Secure Access Free trial AndroidapiiOSLinuxMac 6.6
    DigiCert UltraDNS vs Cisco Secure Access
  19. 19
    DNSFilter Free trial AndroidapiextensioniOSMac 6.5
    DigiCert UltraDNS vs DNSFilter
  20. 20
    ScoutDNS Free trial apiMacWebWin $0.21/mo6.4
    DigiCert UltraDNS vs ScoutDNS

DigiCert UltraDNS alternatives compared

#AppScoreFree planFromRuns on
1AdGuard DNS7.6Free planFreeAndroid, API, iOS, Linux, Mac, self-hosted, Web, Windows
2Comodo Secure DNS7.4Free planFreeAndroid, iOS, Linux, Mac, Web, Windows
3NextDNS7.4Free plan£1.79/moAndroid, API, Browser, iOS, Linux, Mac, self-hosted, Web, Windows
4NxFilter7.3Free plan$5/moAndroid, API, Linux, Mac, self-hosted, Web, Windows
5OpenDNS FamilyShield7.3Free planFreeAndroid, iOS, Linux, Mac, Web, Windows
6Quad97.3Free planFreeAndroid, iOS, Linux, Mac, Windows
7Technitium DNS Server7.1Free planFreeAPI, Linux, Mac, self-hosted, Web, Windows
8AdGuard7.0No—Android, Browser, iOS, Linux, Mac, Windows
9CleanBrowsing7.0No$6.25/moAndroid, API, iOS, Linux, Mac, Web, Windows
10Control D6.9No$2/moAndroid, API, Browser, iOS, Linux, Mac, self-hosted, Web, Windows
11RethinkDNS6.9Free plan$1.75/moAndroid, Web
12Blocky6.8Free planFreeAPI, Linux, Mac, self-hosted
13Pi-hole6.8Free planFreeAPI, Linux, self-hosted, Web
14GoGuardian DNS6.7No—Android, iOS, Mac, Web, Windows
15Infoblox Cloud Network Automation6.7No—API, Linux, self-hosted, Web, Windows
16SafeDNS6.7No$1.20/moAndroid, API, iOS, Linux, Mac, self-hosted, Web, Windows
17Smart DNS Proxy6.7No$4.61/moAndroid, iOS, Linux, Mac, Web, Windows
18Cisco Secure Access6.6No—Android, API, iOS, Linux, Mac, Web, Windows
19DNSFilter6.5No—Android, API, Browser, iOS, Mac, Web, Windows
20ScoutDNS6.4No$0.21/moAPI, Mac, Web, Windows
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Questions about DigiCert UltraDNS alternatives

What is the best alternative to DigiCert UltraDNS?

AdGuard DNS, number 1 in DNS filtering software with a score of 7.6 out of 10. The others here: Comodo Secure DNS, NextDNS, NxFilter and 16 more.

What is the best free alternative to DigiCert UltraDNS?

AdGuard DNS is the best-ranked alternative with a free plan. 10 of the 20 alternatives here publish a free plan on their own pricing pages.

How are these alternatives ranked?

Ranked on what each maker publishes: documentation depth, a free tier and the platforms it runs on.