Best Against Phishing Extension Alternatives in 2026
The top Against Phishing Extension alternatives are Google Safe Browsing, Avast Anti-Phishing and Bitdefender TrafficLight (now Bitdefender Web Sage): 15 Anti-Phishing software our editors would look at instead of Against Phishing Extension, in our ranking order.
Against Phishing Extension: A free browser extension that blocks crypto-focused phishing sites, addresses, and profiles. Where it falls short: protection is focused on cryptocurrency-related threats.
Switching from Against Phishing Extension? For most anti-phishing software buyers the best Against Phishing Extension alternative is Google Safe Browsing, built for free, broad protection across browsers and services.
Why People Look for an Against Phishing Extension Alternative
- Protection is focused on cryptocurrency-related threats
- The latest Firefox version listed was released in January 2023
- Open-source status is unclear: Firefox history says All Rights Reserved
Quick Picks by What You Need
- Best overallGoogle Safe Browsing9.4
Free, broad protection across browsers and services
Visit Google Safe Browsing - Best free optionGoogle Safe Browsing9.4
Has a free plan
Visit Google Safe Browsing
All 15 Against Phishing Extension Alternatives, Ranked
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.
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Best forFree, broad protection across browsers and services
- Better than Against Phishing Extension:
- Editor score 9.4 vs 6.9
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
- Better than Against Phishing Extension:
- Editor score 9.2 vs 6.9
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
- Better than Against Phishing Extension:
- Editor score 9.1 vs 6.9
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
- Better than Against Phishing Extension:
- Editor score 9.0 vs 6.9
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
- Better than Against Phishing Extension:
- Editor score 8.9 vs 6.9
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
- Better than Against Phishing Extension:
- Editor score 8.8 vs 6.9
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
- Better than Against Phishing Extension:
- Editor score 8.6 vs 6.9
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
- Better than Against Phishing Extension:
- Editor score 8.5 vs 6.9
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
- Better than Against Phishing Extension:
- Editor score 8.4 vs 6.9
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
- Better than Against Phishing Extension:
- Editor score 8.3 vs 6.9
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
- Better than Against Phishing Extension:
- Editor score 8.2 vs 6.9
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
- Better than Against Phishing Extension:
- Editor score 8.1 vs 6.9
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
- Better than Against Phishing Extension:
- Editor score 8.0 vs 6.9
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
- Better than Against Phishing Extension:
- Editor score 7.9 vs 6.9
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
- Better than Against Phishing Extension:
- Editor score 7.9 vs 6.9
A free encrypted DNS service that blocks lookups for known malicious domains.
7.9/10★★★★☆Visit Quad9
Against Phishing Extension Alternatives: Common Questions
What is the best alternative to Against Phishing Extension?
Google Safe Browsing: #1 in our Anti-Phishing Software ranking, with an editor score of 9.4 out of 10. Free web-threat warnings across Google products, browsers and developer APIs.
Is there a free alternative to Against Phishing Extension?
Yes. Google Safe Browsing, Avast Anti-Phishing, Bitdefender TrafficLight (now Bitdefender Web Sage), Norton Safe Web and Netcraft Browser Extension have a free plan or a free tier (11 of the 15 alternatives on this page).
Why do people look for Against Phishing Extension alternatives?
Protection is focused on cryptocurrency-related threats; The latest Firefox version listed was released in January 2023; Open-source status is unclear: Firefox history says All Rights Reserved.
How do I switch from Against Phishing Extension?
Export your data from Against Phishing Extension (most tools have an export in their settings). Sign up for the alternative; start on its free plan or trial if it has one. Import your export and set up the integrations your team relies on. Run both side by side for a short while, then cancel Against Phishing Extension.
How to Switch from Against Phishing Extension
- Export your data from Against Phishing Extension (most tools have an export in their settings).
- Sign up for the alternative; start on its free plan or trial if it has one.
- Import your export and set up the integrations your team relies on.
- Run both side by side for a short while, then cancel Against Phishing Extension.
Against Phishing Extension vs Each Alternative
| # | Tool | Free plan | Paid from | Phishing URL blocking | Browser protection | Score |
|---|---|---|---|---|---|---|
| 27 | Against Phishing Extension | Yes | Free | Yes | Yes | 6.9 |
| 1 | Google Safe Browsing | Yes | Free | Yes | Yes | 9.4 |
| 2 | Avast Anti-Phishing | Yes | Free | Yes | Yes | 9.2 |
| 3 | Bitdefender TrafficLight (now Bitdefender Web Sage) | Yes | Free | 9.1 | ||
| 4 | Norton Safe Web | Yes | Yes | Yes | 9.0 | |
| 5 | Netcraft Browser Extension | Yes | Free | Yes | Yes | 8.9 |
| 6 | Microsoft Defender SmartScreen | Yes | Free | Yes | Yes | 8.8 |
| 7 | Malwarebytes Browser Guard | Yes | 8.6 | |||
| 8 | Avast Online Security & Privacy | Yes | Free | Yes | Yes | 8.5 |
| 9 | Norton Safe Search | Yes | Free | No | Yes | 8.4 |
| 10 | DNSFilter | No | $1/unit/mo | 8.3 | ||
| 11 | Cofense Phishing Detection and Response | No | No | 8.2 | ||
| 12 | Guardio | Yes | Yes | Yes | 8.1 | |
| 13 | Zscaler Web Security | No | Yes | Yes | 8.0 | |
| 14 | Mimecast Targeted Threat Protection | Yes | 7.9 | |||
| 15 | Quad9 | Yes | Free | 7.9 |
Guides on Anti-Phishing Software
Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
Last updated · How we research and update