AdGuard

VS

OpenDNS

Cybersecurity Comparison

AdGuard vs OpenDNS: Side-by-Side Comparison

AdGuard
OpenDNS
Rating
★★★★★★★★★★
4.7/5
★★★★★★★★★★
4.3/5
Free Tier
Yes
Yes
Trial Days
14-day trial
14-day trial
Pricing
Free extension; App from $29.99/year
Free home tier; Umbrella from $2.20/user/month
Company
AdGuard Software Ltd.
Cisco Systems
Founded
2009
2005
Best For
Power users wanting complete ad-free experience across desktop and mobile apps
Schools and families needing free reliable content filtering with no query limits

Pros & Cons

200 Jobs AI Will Replace
FREE REPORT

200 Jobs AI Will Replace

Is yours on the list? 52% of workers are already worried. Find out where your career stands before it's too late.

We respect your privacy. Unsubscribe anytime.

AdGuard

System-wide ad blocking works across all apps not just browsers
DNS filtering blocks ads at network level without browser extensions needed
Parental control content filtering protects children across all browsers
Stealth Mode aggressively strips all tracking parameters from URLs
No subscription needed for desktop apps; one-time purchase available
Mobile version requires manual VPN profile configuration on some devices
Does not replace full antivirus protection against malware and ransomware

OpenDNS

Cisco-backed infrastructure with 100 percent uptime SLA for Umbrella users
Pre-configured web filtering categories block adult content with one click
Free Home tier is completely unlimited with no query caps imposed
Threat intelligence from Cisco Talos blocks malicious domains proactively
DNSCrypt option encrypts all DNS queries between device and resolver
Advanced reporting and custom blocking require paid Umbrella subscription
Privacy concerns as Cisco logs and uses DNS query data for analytics

Use Case Analysis

Which is better for Privacy?

Both AdGuard and OpenDNS support Privacy workflows. AdGuard has a slight edge with a 4.7 rating and System-level ad blocking across all apps with no per-browser extension required. If Privacy is your primary use case, AdGuard is the safer pick.

Which is better for Antivirus?

Both AdGuard and OpenDNS support Antivirus workflows. AdGuard has a slight edge with a 4.7 rating and System-level ad blocking across all apps with no per-browser extension required. If Antivirus is your primary use case, AdGuard is the safer pick.

Which is better for Encryption?

Both AdGuard and OpenDNS support Encryption workflows. AdGuard has a slight edge with a 4.7 rating and System-level ad blocking across all apps with no per-browser extension required. If Encryption is your primary use case, AdGuard is the safer pick.

Which is better for Endpoint Security?

Both AdGuard and OpenDNS support Endpoint Security workflows. AdGuard has a slight edge with a 4.7 rating and System-level ad blocking across all apps with no per-browser extension required. If Endpoint Security is your primary use case, AdGuard is the safer pick.

Which is better for Two Factor Authentication?

Both AdGuard and OpenDNS support Two Factor Authentication workflows. AdGuard has a slight edge with a 4.7 rating and System-level ad blocking across all apps with no per-browser extension required. If Two Factor Authentication is your primary use case, AdGuard is the safer pick.

Verdict

AdGuard edges out OpenDNS with a 4.7 vs 4.3 rating. AdGuard's main advantage: System-level ad blocking across all apps with no per-browser extension required. That said, OpenDNS may still be the better choice if Schools and families needing free reliable content filtering with no query limits.

Try Them Yourself

The best way to choose is to trial both. See full details on each:

Get AdGuard Free Get Started

Related Comparisons

AdGuard vs Cloudflare AdGuard vs Palo Alto Networks AdGuard vs Fortinet AdGuard vs ESET
200 Jobs AI Will Replace - Is yours on the list? 52% of workers are already worried. Find out where your career stands before it's too late.