Provider · company data
Apollo.io
Sales-engagement platform with a large contact database; API access is tiered by plan.
Benchmark results
Apollo.io has not completed a benchmark run yet (its test account was quota-limited in the last run — it will appear when re-run on a paid tier). Suites it qualifies for: Company search, Company enrichment, People search, People enrichment, Email finding, Phone enrichment.
What reviewers across the web say
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.
| Platform | Rating | Reviews | Source |
|---|---|---|---|
| G2 | 4.7 / 5 | 9,645 | g2.com |
| Capterra | 4.6 / 5 | 344 | capterra.com |
| TrustRadius | 8.3 / 10 | 212 | trustradius.com |
| Trustpilot | 2.9 / 5 | 1,049 | trustpilot.com |
- All-in-one consolidation: database, sequencing, dialer, and enrichment in one tool is the single most-praised aspect on G2. [1][2]
- Very strong value for money versus enterprise alternatives like ZoomInfo, with a generous free tier. [1][2]
- Powerful filtering and search across roles, industries, and technographics that reviewers find easy to use. [1][2]
- Large contact database with broad coverage for US-based prospecting. [1]
- Email accuracy falls short of the marketed 91%: independent tests and Reddit threads report real-world accuracy of 65-80% and bounce rates of 15-35%, worse internationally. [1][2]
- r/coldemail users reported 32-38% bounce rates even on Apollo 'verified' exports through early 2026. [1]
- Trustpilot (2.9/5) is dominated by billing disputes and account-suspension complaints, a sharp contrast with its G2 score. [1][2]
- Phone/mobile number accuracy is considered unreliable as a primary channel. [1][2]
- Credit system requires close monitoring to avoid end-of-month surprises. [1][2]
Aggregated 2026-07 from public review platforms and communities; every claim links to its source. Full review roundup →
Who uses Apollo.io? Evidence-based customer list →