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AdGuard DNS vs OpenDNS Home: catalog facts
AdGuard DNS	OpenDNS Home
Freemium The public resolvers are free. Private DNS accounts with custom rules are paid beyond a…	Free The home DNS service is free to use.
Windows, macOS, Linux, Android, iOS	Windows, macOS, Linux, Android, iOS
Works through Android Private DNS with no app to install Supports DNS-over-QUIC as well as the usual encrypted transports	Network-wide filtering set once at the router Content filtering suited to parental controls
Filtering happens on their servers, so they see your lookups Custom rules and statistics need a paid account beyond a small free tier	Queries go to a US company's resolver Website mostly promotes Cisco's enterprise products
Hosted service	Hosted service
Closed source	Closed source
License not stated	License not stated
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Needs internet
Official website Full listing and sources Checked September 22, 2026	Official website Full listing and sources Checked September 23, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.