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Head-to-head · Anti-Phishing Software

Avast Anti-Phishing vs Netcraft Browser Extension

  • Updated Oct 2026
  • Both researched from official sources
  • 6 checks side by side
Higher score Avast Anti-Phishing #2 in Anti-Phishing Software 9.2/10 Free plan Free plan✓ 3 of 6 features Visit Avast
Netcraft Browser Extension #5 in Anti-Phishing Software 8.9/10 Free plan Free plan✓ 4 of 6 features Visit Netcraft

Avast Anti-Phishing leads on 0 checks, Netcraft Browser Extension on 0, and 6 are even. Who comes out ahead on the 6 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreAvast Anti-Phishing · 9.2/10
  • Free planboth
  • Most featuresNetcraft Browser Extension · 4 of 6

Avast Anti-Phishing scores higher on our rubric for anti-phishing software: 9.2 against 8.9 out of 10; our editors rank them #2 and #5.

Avast Anti-Phishing is the better fit for individuals wanting free Chrome phishing protection. Netcraft Browser Extension is the better fit for free Chrome protection with credential-leak detection.

  • Avast Anti-Phishing fits best

    Individuals wanting free Chrome phishing protection

  • Netcraft Browser Extension fits best

    Free Chrome protection with credential-leak detection

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.

Side by side

Feature Avast Anti-Phishing 9.2/10 Visit ↗ Netcraft Browser Extension 8.9/10 Visit ↗
At a glance
Editor score 9.2 8.9
Ranking #2 in Anti-Phishing Software #5 in Anti-Phishing Software
Best for Individuals wanting free Chrome phishing protection Free Chrome protection with credential-leak detection
Pricing model Free Free
Starting price Free plan Free plan
Free plan ✓ ✓
Free trial — —
Deployment Browser extension Browser extension
Platforms Chrome extension Chrome extension
Built for Solo, Small business Solo, Small business, Mid-market, Enterprise
Features Avast Anti-Phishing 3/6 · Netcraft Browser Extension 4/6
Phishing URL blocking ✓ ✓
Email phishing detection — Not checked yet
Browser protection ✓ ✓
Credential protection Not checked yet ✓ (best)
Real-time scanning ✓ ✓
Threat detection dashboard Not checked yet Not checked yet
Our review
Pros
  • Scans URLs and blocks connections to dangerous websites
  • Warns about malicious sites and phishing scams
  • Marks search results with security status indicators
  • Blocks or warns about known malicious websites, phishing sites, and fake shops
  • Detects credential leaks sent to a different domain
  • Lets users configure protection by attack type
Cons
  • Protection is focused on a browser extension
  • Does not detect phishing in email
  • Support is limited to documentation
  • Coverage is limited to a Chrome extension
  • Protection relies in part on Netcraft’s malicious-site data
  • The risk rating for new sites is not a definitive classification
Our verdict

Avast Anti-Phishing is the phishing-protection functionality in Avast Online Security & Privacy, a free browser extension for people who want help avoiding dangerous websites while browsing. Its stated audience is consumer rather than…

Read the review →

Netcraft Browser Extension is a free anti-phishing add-on for Chrome, intended for people who want browser-level warnings about malicious websites without a paid plan. It checks sites against Netcraft’s malicious-site data and can block or…

Read the review →
  1. Avast Anti-PhishingAnti-Phishing Software 9.2Free plan
  2. Netcraft Browser ExtensionAnti-Phishing Software 8.9Free plan

Strengths and trade-offs

  • Avast Anti-Phishing — where it wins

    • Scans URLs and blocks connections to dangerous websites
    • Warns about malicious sites and phishing scams
    • Marks search results with security status indicators

    Where it doesn't

    • Protection is focused on a browser extension
    • Does not detect phishing in email
    • Support is limited to documentation

  • Netcraft Browser Extension — where it wins

    • Blocks or warns about known malicious websites, phishing sites, and fake shops
    • Detects credential leaks sent to a different domain
    • Lets users configure protection by attack type

    Where it doesn't

    • Coverage is limited to a Chrome extension
    • Protection relies in part on Netcraft’s malicious-site data
    • The risk rating for new sites is not a definitive classification
  • Avast Anti-Phishing9.2/10 · Free plan

    A focused browser extension that scans URLs, blocks threats, and flags risky search results.

    Visit AvastFull verdict →
  • Netcraft Browser Extension8.9/10 · Free plan

    Free Chrome protection combines malicious-site warnings with credential-leak detection.

    Visit NetcraftFull verdict →

More comparisons

All Anti-Phishing software comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update