Best DigiCert UltraDNS Alternatives in 2026
Updated
20 apps from DNS filtering software ranked against DigiCert UltraDNS on the same published basis.
- 1DigiCert UltraDNS vs AdGuard DNS
- 2DigiCert UltraDNS vs Comodo Secure DNS
- 3DigiCert UltraDNS vs NextDNS
- 4DigiCert UltraDNS vs NxFilter
- 5DigiCert UltraDNS vs OpenDNS FamilyShield
- 6DigiCert UltraDNS vs Quad9
- 7DigiCert UltraDNS vs Technitium DNS Server
- 8DigiCert UltraDNS vs Blocky
- 9DigiCert UltraDNS vs Pi-hole
- 10DigiCert UltraDNS vs RethinkDNS
- 11DigiCert UltraDNS vs AdGuard
- 12DigiCert UltraDNS vs CleanBrowsing
- 13DigiCert UltraDNS vs Control D
- 14DigiCert UltraDNS vs GoGuardian DNS
- 15DigiCert UltraDNS vs Infoblox Cloud Network Automation
- 16DigiCert UltraDNS vs EfficientIP SOLIDserver DDI
- 17DigiCert UltraDNS vs SafeDNS
- 18DigiCert UltraDNS vs Smart DNS Proxy
- 19DigiCert UltraDNS vs Cisco Secure Access
- 20DigiCert UltraDNS vs DNSFilter
DigiCert UltraDNS alternatives compared
| # | App | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | AdGuard DNS | 6.8 | Free plan | Free | Android, API, iOS, Linux, Mac, self-hosted, Web, Windows |
| 2 | Comodo Secure DNS | 6.7 | Free plan | Free | Android, iOS, Linux, Mac, Web, Windows |
| 3 | NextDNS | 6.7 | Free plan | £1.79/mo | Android, API, Browser, iOS, Linux, Mac, self-hosted, Web, Windows |
| 4 | NxFilter | 6.7 | Free plan | $5/mo | Android, API, Linux, Mac, self-hosted, Web, Windows |
| 5 | OpenDNS FamilyShield | 6.7 | Free plan | Free | Android, iOS, Linux, Mac, Web, Windows |
| 6 | Quad9 | 6.7 | Free plan | Free | Android, iOS, Linux, Mac, Windows |
| 7 | Technitium DNS Server | 6.6 | Free plan | Free | API, Linux, Mac, self-hosted, Web, Windows |
| 8 | Blocky | 6.4 | Free plan | Free | API, Linux, Mac, self-hosted |
| 9 | Pi-hole | 6.4 | Free plan | Free | API, Linux, self-hosted, Web |
| 10 | RethinkDNS | 6.4 | Free plan | $1.75/mo | Android, Web |
| 11 | AdGuard | 5.8 | No | — | Android, Browser, iOS, Linux, Mac, Windows |
| 12 | CleanBrowsing | 5.8 | No | $6.25/mo | Android, API, iOS, Linux, Mac, Web, Windows |
| 13 | Control D | 5.8 | No | $2/mo | Android, API, Browser, iOS, Linux, Mac, self-hosted, Web, Windows |
| 14 | GoGuardian DNS | 5.7 | No | — | Android, iOS, Mac, Web, Windows |
| 15 | Infoblox Cloud Network Automation | 5.6 | No | — | API, Linux, self-hosted, Web, Windows |
| 16 | EfficientIP SOLIDserver DDI | 5.4 | No | — | API, self-hosted, Web |
| 17 | SafeDNS | 5.4 | No | $1.20/mo | Android, API, iOS, Linux, Mac, self-hosted, Web, Windows |
| 18 | Smart DNS Proxy | 5.4 | No | $4.61/mo | Android, iOS, Linux, Mac, Web, Windows |
| 19 | Cisco Secure Access | 5.3 | No | — | Android, API, iOS, Linux, Mac, Web, Windows |
| 20 | DNSFilter | 5.3 | No | — | Android, API, Browser, iOS, 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 6.8 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 free-and-open first: a usable free tier and open-source code, then the platforms it runs on and its documentation.