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Head-to-head · User Threat Prevention Software

DNSFilter vs Abnormal Security

  • Updated Oct 2026
  • Both researched from official sources
  • 4 checks side by side
Higher score DNSFilter #3 in User Threat Prevention Software 8.7/10 14-day trial Free trial✓ 0 of 5 features Visit DNSFilter
Abnormal Security #4 in User Threat Prevention Software 8.6/10 Pricing on request ✓ 3 of 5 features Visit site

DNSFilter leads on 0 checks, Abnormal Security on 0, and 4 are even. Who comes out ahead on the 4 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreDNSFilter · 8.7/10
  • Free trialonly DNSFilter
  • Most featuresAbnormal Security · 3 of 5

DNSFilter scores higher on our rubric for user threat prevention software: 8.7 against 8.6 out of 10; our editors rank them #3 and #4.

DNSFilter is the better fit for budget-conscious teams needing DNS protection. Abnormal Security is the better fit for mid-market and enterprise email threat teams.

  • DNSFilter fits best

    Budget-conscious teams needing DNS protection

  • Abnormal Security fits best

    Mid-market and enterprise email threat teams

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.

Side by side

Feature DNSFilter 8.7/10 Visit ↗ Abnormal Security 8.6/10 Visit ↗
At a glance
Editor score 8.7 8.6
Ranking #3 in User Threat Prevention Software #4 in User Threat Prevention Software
Best for Budget-conscious teams needing DNS protection Mid-market and enterprise email threat teams
Pricing model Paid Paid
Starting price $1/unit/mo Pricing on request
Free plan — —
Free trial 14 days —
Deployment Cloud, Desktop, Mobile Cloud
Platforms Web, Windows, macOS, iOS, Android Web
Support Email, Live chat, Phone, Tickets, Docs Email, Phone, Tickets, Docs
Compliance SOC 2, 2FA SOC 2, ISO 27001, GDPR
Integrations 3,000+ integrations 14 integrations
Built for Small business, Mid-market, Enterprise Mid-market, Enterprise
Features DNSFilter 0/5 · Abnormal Security 3/5
Phishing simulations Not checked yet ✓ (best)
Browser isolation Not checked yet Not checked yet
Attachment sandboxing Not checked yet Not checked yet
User report button Not checked yet ✓ (best)
Automated remediation Not checked yet ✓ (best)
Specs
Protected channels Not checked yet Multi_surface
Our review
Pros
  • Blocks phishing, malware, and botnet domains at the DNS layer.
  • Core includes content filtering and DNS encryption for $1 per license monthly.
  • Plus adds guest Wi-Fi, CyberSight analytics, and roaming clients on any platform.
  • Detects phishing, BEC, and account takeover using email and identity signals
  • Automates malicious-email remediation and reported-message triage
  • Extends messaging security to Slack, Teams, and Zoom
Cons
  • There is no free plan; the free trial lasts 14 days.
  • Core and Plus pricing is based on annual billing.
  • Enterprise pricing is custom, so costs require a vendor quote.
  • No free plan; pricing is quote-based
  • Cloud deployment only
  • Focused on organizational email, identity, and collaboration security
Our verdict

DNSFilter is a cloud-based protective DNS platform for businesses, managed service providers, schools, and other organizations. It blocks malicious domains, phishing, malware, unwanted content, applications, and selected web categories…

Read the review →

Email threats rarely stay confined to an inbox. Abnormal Security is a cloud-based behavioral security platform for organizations seeking protection against phishing, business email compromise, vendor fraud, and account takeover across…

Read the review →
  1. DNSFilterUser Threat Prevention Software 8.714-day trial
  2. Abnormal SecurityUser Threat Prevention Software 8.6Pricing on request

Strengths and trade-offs

  • DNSFilter — where it wins

    • Blocks phishing, malware, and botnet domains at the DNS layer.
    • Core includes content filtering and DNS encryption for $1 per license monthly.
    • Plus adds guest Wi-Fi, CyberSight analytics, and roaming clients on any platform.

    Where it doesn't

    • There is no free plan; the free trial lasts 14 days.
    • Core and Plus pricing is based on annual billing.
    • Enterprise pricing is custom, so costs require a vendor quote.
  • Abnormal Security — where it wins

    • Detects phishing, BEC, and account takeover using email and identity signals
    • Automates malicious-email remediation and reported-message triage
    • Extends messaging security to Slack, Teams, and Zoom

    Where it doesn't

    • No free plan; pricing is quote-based
    • Cloud deployment only
    • Focused on organizational email, identity, and collaboration security
  • DNSFilter8.7/10 · 14-day trial

    DNS-layer threat protection with filtering and reporting, starting at $1 per license monthly.

    Visit DNSFilterFull verdict →
  • Abnormal Security8.6/10 · Pricing on request

    Behavioral threat detection and automated response for email and identity teams.

    Visit siteFull verdict →

More comparisons

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update