Graphus vs Phishing Catcher: side-by-side comparison (2026)

Graphus: Cloud email security platform focused on anti-phishing protection for orgs. Built by Graphus.

Phishing Catcher: Catch possible phishing domains in near real time by looking for suspicious TLS certificate issuances reported to the Certificate Transparency Log (CTL) via the CertStream API.

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

Graphus is made by Graphus. Phishing Catcher is open-source with 1,757 GitHub stars. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

Often, yes. Graphus and Phishing Catcher are both Anti-Phishing products. Key differences: Graphus is Commercial while Phishing Catcher is Free, Phishing Catcher is open-source. Use the table above to see where features, deployment and company size fit differ.