The Best Anti-Phishing Software in 2026
We researched anti-phishing software using official vendor websites, including pricing pages, plan tables and product documentation. Rankings reflect the core job—blocking phishing links, sites and messages—alongside value for money and verified features, so readers can compare protection for personal devices, browsers, mailboxes and security teams.
Our top picks
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Top ranked
Google Safe Browsing#1 of 369.4/10Free web-threat warnings across Google products, browsers and developer APIs.
Free plan
-
Runner-up
Avast Anti-Phishing#2 of 369.2/10A focused browser extension that scans URLs, blocks threats, and flags risky search results.
Free plan
-
Top-ranked free plan
9.1/10A free Chrome and Edge extension for real-time web protection, not email security.
Free plan
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. How we rank.
The full ranking 36 tools, best first
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Best forFree, broad protection across browsers and services
Free web-threat warnings across Google products, browsers and developer APIs.
- Email phishing detection
- Browser protection
- Phishing URL blocking
9.4/10★★★★★Visit site -
Best forIndividuals wanting free Chrome phishing protection
A focused browser extension that scans URLs, blocks threats, and flags risky search results.
- Browser protection
- Phishing URL blocking
- Real-time scanning
9.2/10★★★★★Visit Avast -
Best forPeople seeking free browser-based protection
A free Chrome and Edge extension for real-time web protection, not email security.
9.1/10★★★★★Visit Bitdefender -
Best forPeople seeking free browser-based phishing protection
A free browser extension for real-time URL filtering and AI-assisted phishing detection.
- Browser protection
- Phishing URL blocking
- Real-time scanning
9.0/10★★★★☆Try Norton Safe Web -
Best forFree Chrome protection with credential-leak detection
Free Chrome protection combines malicious-site warnings with credential-leak detection.
- Credential protection
- Browser protection
- Phishing URL blocking
8.9/10★★★★☆Visit Netcraft -
Best forWindows users and Microsoft-managed organizations
A free Windows and Edge safeguard for suspicious sites, downloads, and credential entry.
- Threat detection dashboard
- Credential protection
- Browser protection
8.8/10★★★★☆Visit Microsoft -
Best forFree browser protection with scam and skimmer blocking
A free browser extension for blocking phishing, scams, skimmers, ads, and trackers.
8.6/10★★★★☆Visit Malwarebytes -
Best forFree Chrome phishing warnings and privacy controls
A free browser extension pairing phishing warnings with practical privacy controls.
- Browser protection
- Phishing URL blocking
- Real-time scanning
8.5/10★★★★☆Visit Avast -
Best forFree phishing risk ratings in search results
Free search-result safety ratings help flag phishing and other risky sites.
- Browser protection
- Real-time scanning
8.4/10★★★★☆Visit Norton -
Best forOrganizations needing managed DNS phishing protection
Managed DNS protection blocks phishing and other malicious domains before connections are established.
8.3/10★★★★☆Visit DNSFilter -
Best forMid-market and enterprise security operations teams
AI-assisted email triage and inbox-wide remediation for phishing response teams.
- Threat detection dashboard
- Email phishing detection
8.2/10★★★★☆Visit Cofense -
Best forIndividuals seeking phishing protection across devices
Guardio combines browser protection with phishing alerts across supported devices.
- Threat detection dashboard
- Email phishing detection
- Browser protection
8.1/10★★★★☆Visit Guardio -
Best forLarge organizations needing inline web threat controls
Inline web threat controls for organizations protecting web and SaaS traffic.
- Threat detection dashboard
- Browser protection
- Phishing URL blocking
8.0/10★★★★☆Visit Zscaler -
Best forOrganizations securing inbound email and links
Inbound email, links and attachments get layered checks against targeted threats.
- Email phishing detection
- Phishing URL blocking
- Real-time scanning
7.9/10★★★★☆Visit Mimecast -
Best forFree DNS blocking of malicious domains
A free encrypted DNS service that blocks lookups for known malicious domains.
7.9/10★★★★☆Visit Quad9 -
Best forWindows users wanting real-time phishing-site checks
Real-time browser protection for Windows users, without email phishing detection.
- Credential protection
- Browser protection
- Phishing URL blocking
7.9/10★★★★☆Visit ZoneAlarm -
Best forSmall businesses needing broader endpoint security
A broad endpoint security suite with web protection, rather than a dedicated phishing tool.
7.9/10★★★★☆Visit Microsoft -
Best forIndividuals seeking browser and credential protection
Browser-focused phishing protection with real-time page analysis on Plus.
- Credential protection
- Browser protection
- Phishing URL blocking
7.9/10★★★★☆Visit SafeToOpen -
Best forMicrosoft 365 organizations focused on email threats
A Microsoft 365-focused email security service with detection, investigation, and remediation.
- Threat detection dashboard
- Email phishing detection
- Real-time scanning
7.9/10★★★★☆Visit Vade -
Best forOrganizations seeking advanced email phishing detection
An email-focused option with layered detection and one-click remediation.
- Email phishing detection
- Phishing URL blocking
- Real-time scanning
7.8/10★★★★☆Visit Vade -
Best forFlexible DNS phishing filtering for home or business
Flexible DNS filtering with phishing protection, custom rules, schedules, and device-wide setup.
7.7/10★★★★☆Visit NextDNS -
Best forFamilies wanting phishing protection across devices
Browsing and inbox protection across devices, bundled with Aura plans.
- Email phishing detection
- Browser protection
- Phishing URL blocking
7.6/10★★★★☆Visit Aura -
Best forFree phishing-form detection in a browser
Real-time page checks and phishing-form blocking, focused on browser protection.
- Credential protection
- Browser protection
- Phishing URL blocking
7.3/10★★★★☆Visit Stingray -
Best forSmall teams needing browser and email warnings
Browser and webmail warnings for individuals, small teams, and managed providers.
- Credential protection
- Email phishing detection
- Browser protection
7.2/10★★★★☆Visit Haven -
Best forSmall teams needing phishing triage and integrations
Browser and email phishing defenses with centralized triage and security-tool integrations.
- Threat detection dashboard
- Credential protection
- Email phishing detection
7.1/10★★★★☆Visit SafeToOpen -
Best forTechnical users checking links and credential exposure
A technical browser and API checker for suspicious links, login forms, and leaked secrets.
- Credential protection
- Email phishing detection
- Browser protection
7.0/10★★★★☆Visit PhishClean -
Best forSolo users browsing crypto projects in Chrome
A free browser extension that blocks crypto-focused phishing sites, addresses, and profiles.
- Browser protection
- Phishing URL blocking
6.9/10★★★☆☆Visit site -
Best forPrivacy-conscious users wanting local browser checks
A free Chrome extension for local page checks, with protection focused on selected threats.
- Credential protection
- Browser protection
- Phishing URL blocking
6.8/10★★★☆☆Visit MailBoxster -
Best forHouseholds wanting phishing protection across devices
Broad device coverage and phishing defenses, sold as part of a paid security suite.
6.6/10★★★☆☆Visit Avast -
Best forHouseholds wanting phishing protection in a security suite
A household security suite with anti-phishing, safe browsing and broader device protection.
6.5/10★★★☆☆Visit ESET -
Best forSmall households seeking basic suite-based protection
Cross-platform security with browsing and banking protection for households.
6.4/10★★★☆☆Visit F-Secure -
Best forOrganizations needing configurable network filtering
Configurable traffic filtering with broad platform support, rather than a phishing-focused tool.
6.2/10★★★☆☆Visit Cloudflare -
Best forHouseholds wanting broad protection across five devices
Broad device protection with phishing detection, though it costs more than a focused tool may warrant.
6.1/10★★★☆☆Visit Trend Micro -
Best forPeople seeking encrypted traffic with basic filtering
A free encrypted-traffic client with filtering, but not dedicated phishing detection.
6.0/10★★★☆☆Visit Cloudflare -
Best forPeople checking suspicious messages and links on demand
A free on-demand scam checker for people who want a second opinion before responding.
5.9/10★★★☆☆Visit Bitdefender -
Best forOrganizations running phishing-awareness simulations
A cloud-based platform for phishing simulations and automated security awareness training.
5.8/10★★★☆☆Visit Sophos
No tools match those filters.
Compare at a glance
| # | Tool | Free plan | Paid from | Phishing URL blocking | Email phishing detection | Browser protection | Credential protection | Score |
|---|---|---|---|---|---|---|---|---|
| 1 | Google Safe Browsing | Yes | None | Yes | Yes | Yes | — | 9.4 |
| 2 | Avast Anti-Phishing | Yes | None | Yes | No | Yes | — | 9.2 |
| 3 | Bitdefender TrafficLight (now Bitdefender Web Sage) | Yes | None | — | — | — | — | 9.1 |
| 4 | Norton Safe Web | Yes | — | Yes | — | Yes | — | 9.0 |
| 5 | Netcraft Browser Extension | Yes | None | Yes | — | Yes | Yes | 8.9 |
| 6 | Microsoft Defender SmartScreen | Yes | None | Yes | No | Yes | Yes | 8.8 |
| 7 | Malwarebytes Browser Guard | Yes | — | — | — | — | — | 8.6 |
| 8 | Avast Online Security & Privacy | Yes | None | Yes | — | Yes | — | 8.5 |
| 9 | Norton Safe Search | Yes | None | No | — | Yes | — | 8.4 |
| 10 | DNSFilter | No | $1/unit/mo | — | — | — | — | 8.3 |
| 11 | Cofense Phishing Detection and Response | — | — | No | Yes | No | No | 8.2 |
| 12 | Guardio | Yes | — | Yes | Yes | Yes | — | 8.1 |
| 13 | Zscaler Web Security | No | — | Yes | No | Yes | — | 8.0 |
| 14 | Mimecast Targeted Threat Protection | — | — | Yes | Yes | — | — | 7.9 |
| 15 | Quad9 | Yes | None | — | — | — | — | 7.9 |
| 16 | ZoneAlarm Anti-Phishing | No | — | Yes | No | Yes | Yes | 7.9 |
| 17 | Microsoft Defender for Business | No | $3/user/mo | — | — | — | — | 7.9 |
| 18 | SafeToOpen Browser Agent | Yes | — | Yes | No | Yes | Yes | 7.9 |
| 19 | Vade for M365 | No | — | — | Yes | No | — | 7.9 |
| 20 | Vade Anti-Phishing | No | — | Yes | Yes | — | — | 7.8 |
| 21 | NextDNS | Yes | — | — | — | — | — | 7.7 |
| 22 | Aura Safe Browsing | No | $12/mo | Yes | Yes | Yes | — | 7.6 |
| 23 | Stingray Browser Extension | Yes | None | Yes | — | Yes | Yes | 7.3 |
| 24 | Haven | Yes | — | Yes | Yes | Yes | Yes | 7.2 |
| 25 | SafeToOpen Business | Yes | — | Yes | Yes | Yes | Yes | 7.1 |
| 26 | PhishClean | Yes | $9/mo | Yes | Yes | Yes | Yes | 7.0 |
| 27 | Against Phishing Extension | Yes | None | Yes | — | Yes | — | 6.9 |
| 28 | MailBoxster Web Security | Yes | None | Yes | No | Yes | Yes | 6.8 |
| 29 | Avast Premium Security | No | $77.99/yr | — | — | — | — | 6.6 |
| 30 | ESET HOME Security | No | — | — | — | — | — | 6.5 |
| 31 | F-Secure Internet Security | No | — | — | — | — | — | 6.4 |
| 32 | Cloudflare Gateway | Yes | — | — | — | — | — | 6.2 |
| 33 | Trend Micro Maximum Security | No | $104.95/yr | — | — | — | — | 6.1 |
| 34 | Cloudflare WARP | Yes | — | — | — | — | — | 6.0 |
| 35 | Bitdefender Scamio | Yes | None | No | No | No | No | 5.9 |
| 36 | Sophos Phish Threat | No | — | — | — | — | — | 5.8 |
Head-to-head All 28 comparisons →
- Google Safe Browsing vs Avast Anti-Phishing
- Google Safe Browsing vs Bitdefender TrafficLight (now Bitdefender Web Sage)
- Google Safe Browsing vs Norton Safe Web
- Google Safe Browsing vs Netcraft Browser Extension
- Google Safe Browsing vs Microsoft Defender SmartScreen
- Google Safe Browsing vs Malwarebytes Browser Guard
- Google Safe Browsing vs Avast Online Security & Privacy
- Avast Anti-Phishing vs Bitdefender TrafficLight (now Bitdefender Web Sage)
- Avast Anti-Phishing vs Norton Safe Web
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How we rank Anti-Phishing software
Every tool on this page was researched by iTechGuides Editors from its official website — pricing pages, plan tables and product documentation. We rank on how well each one does this category's core job, what the free or entry plan includes, and where it falls short. Where we have enough verified facts, the score out of 10 is a rubric — job fit, value and how much we could verify — shown with its breakdown on every tool's page; a tool we have not verified enough to score yet shows its rank without a number. Scores are re-checked when a product changes its plans. Read the full editorial policy, or submit a tool we missed.
Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
Last updated · How we research and update