SimilarIQ's proprietary look-alike AI found 100 companies similar to apollo.io — competitors, look-alikes, and adjacent players, ranked by match score with confidence ratings. Here are the top 10:
| # | Company | Match | Type | Confidence |
|---|---|---|---|---|
| 1 | Zoominfo zoominfo.com |
94 | Direct | 97 |
| 2 | Seamless seamless.ai |
93 | Direct | 90 |
| 3 | Cognism cognism.com |
93 | Direct | 87 |
| 4 | Lusha lusha.com |
93 | Direct | 88 |
| 5 | Rocketreach rocketreach.co |
84 | Direct | 81 |
| 6 | Clay clay.com |
83 | Emerging | 72 |
| 7 | Clearbit clearbit.com |
83 | Direct | 86 |
| 8 | Hunter.io hunter.io |
81 | Direct | 84 |
| 9 | LinkedIn Sales Navigator linkedin.com |
72 | Direct | 95 |
| 10 | LinkedIn Sales Navigator salesnav.linkedin.com |
70 | Direct | 90 |
SimilarIQ cross-references real search-market data with multiple proprietary AI analyses. Companies confirmed by more independent sources rank higher; every entry carries a 0–100 confidence score. Data refreshes as new searches run.