Head-to-head
Apollo.io vs Cognism
Apollo.io: Sales-engagement platform with a large contact database; API access is tiered by plan. Cognism: Sales-intelligence provider known for phone-verified mobile numbers.
Overlapping capabilities: People search, Email finding, Phone enrichment.
Benchmark: people search
Apollo.io and Cognism have no completed benchmark run yet — this comparison fills in as suites run. Reviews below are live.
Reviews across the web
Apollo.io is one of the most-reviewed tools in the category (4.7 from ~9,600 G2 reviews) and wins on breadth and price, but sentiment splits sharply by platform: Trustpilot sits at 2.9/5 on the back of billing and account-management complaints. The persistent community criticism is data accuracy — practitioners report meaningfully higher bounce rates than Apollo's claimed 91% email accuracy, especially outside the US. The consensus is that it delivers real value if you verify lists before sending and watch the credit system.
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 →