KnowBe4 PhishER Plus vs ReliaQuest GreyMatter Phishing Analyzer: side-by-side comparison (2026)

KnowBe4 PhishER Plus: Automated phishing incident response platform with threat categorization & removal. Built by KnowBe4.

ReliaQuest GreyMatter Phishing Analyzer: Automates phishing email analysis, remediation, and user response via AI. Built by ReliaQuest.

The table above shows where their features, integrations, deployment and company size fit differ.

KnowBe4 PhishER Plus is made by KnowBe4. ReliaQuest GreyMatter Phishing Analyzer is made by ReliaQuest. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

Often, yes. KnowBe4 PhishER Plus and ReliaQuest GreyMatter Phishing Analyzer are both Anti-Phishing products. Use the table above to see where features, deployment and company size fit differ.