Head-to-head
Hunter.io vs Cognism
Hunter.io: Email finding and verification API built around domain patterns. Cognism: Sales-intelligence provider known for phone-verified mobile numbers.
Overlapping capabilities: Email finding.
Benchmark: people search
Hunter.io and Cognism have no completed benchmark run yet — this comparison fills in as suites run. Reviews below are live.
Reviews across the web
Hunter.io keeps consistently good scores across G2 (4.4) and Capterra (4.6) and is widely seen as a simple, trustworthy email finder and verifier. The recurring criticism is that it has not kept pace with modern outbound: no phone data, a thin campaigns feature, and mid-pack accuracy in recent community benchmarks. It remains a default pick for straightforward email finding on public web data.
Full roundup →Cognism scores well with buyers (4.5 on G2 across ~1,200 reviews, 4.7 on Capterra) and is the community's default recommendation for GDPR-compliant European data and verified mobile numbers. The consistent knocks are expensive, opaque pricing that shuts out small teams, weaker US coverage, and the gap between the headline accuracy claim and the full database. Data-subject privacy complaints drive a much lower Trustpilot score.
Full roundup →