ZoomInfo vs Seamless.AI
Side-by-side from the Top 11 ranking of The 11 Best Sales Intelligence Platforms. Last verified June 18, 2026.
The short answer
ZoomInfo ranks higher on Top 11 (#1 vs #8) for Sales reps finding buyer intent signals and prospect data. The market leader for its unmatched database size and powerful intent signals for enterprise teams.
At a glance
| ZoomInfo | Seamless.AI | |
|---|---|---|
| Top 11 rank | #1 / The 11 Best Sales Intelligence Platforms | #8 / The 11 Best Sales Intelligence Platforms |
| Score (out of 9.4) | 9.2 | 7.7 |
| Best for | Enterprise-scale data and intent | Real-time data verification |
| Pricing | $$$$ ($15,000 to $100,000+/yr) | $$ ($65 to $150/mo/user) |
| HQ | Waltham, USA | Columbus, USA |
| Founded | 2007 | 2018 |
ZoomInfo
The market leader for its unmatched database size and powerful intent signals for enterprise teams.
www.zoominfo.comSeamless.AI
Focuses on a real-time verification engine to ensure data accuracy at the point of capture.
www.seamless.aiMethodology and scoring weights live at /methodology. No vendor pays for placement — see about.