Skip to content

AdGuard DNS vs Quad9

A side-by-side look at AdGuard DNS and Quad9. For an in-depth review of either product, follow the links below.

AdGuard DNS

AdGuard DNS

Security & Privacy

AdGuard DNS is a free alternative to paid ad blocking services. It uses DNS filtering to block ads and tracking on devices and networks. Easy to set up with no downloads required.

ad-blockingprivacydns-filtering
Quad9

Quad9

Security & Privacy

Quad9 is a free DNS resolution service that focuses on privacy and security. It blocks access to known malicious sites to protect users from threats.

dnsprivacysecurity

Related Comparisons