Head to head
Apollo.io vs ZoomInfo
As a data enrichment API, Apollo.io rates higher on the APIbenchmarks Index, 80.1 to 67.5, a 12.6-point gap. Here is how they compare on each criterion.
Criterion by criterion
| Criterion | Apollo.io | ZoomInfo |
|---|---|---|
| Documentation & DX | ||
| Reliability | ||
| Ecosystem & SDKs | ||
| Accessibility | ||
| APIbenchmarks Index | 80.1 | 67.5 |
Specifications
| Apollo.io | ZoomInfo | |
|---|---|---|
| Best for | Sales engagement plus enrichment | Enterprise B2B intelligence |
| Free tier | 10k credits/mo (verified corporate domain) or 100/mo | No |
| Pricing | Per credit (email 1, phone 8) | Annual contract + bulk credits |
| Official SDKs | 6 languages | 3 languages |
Is Apollo.io better than ZoomInfo?
On the APIbenchmarks Index, Apollo.io rates higher (80.1 vs 67.5). It leads on the four weighted criteria, but price is reported separately, so the best choice still depends on your budget.