Head to head
Apollo.io vs ContactOut
As a data enrichment API, Apollo.io rates higher on the APIbenchmarks Index, 80.1 to 55, a 25.1-point gap. Here is how they compare on each criterion.
Criterion by criterion
| Criterion | Apollo.io | ContactOut |
|---|---|---|
| Documentation & DX | ||
| Reliability | ||
| Ecosystem & SDKs | ||
| Accessibility | ||
| APIbenchmarks Index | 80.1 | 55.0 |
Specifications
| Apollo.io | ContactOut | |
|---|---|---|
| Best for | Sales engagement plus enrichment | LinkedIn-based email and phone lookup for recruiters and sales |
| Free tier | 10k credits/mo (verified corporate domain) or 100/mo | 5 emails, 5 phones, 5 exports/day in the app; API not included |
| Pricing | Per credit (email 1, phone 8) | Credits (search, email, phone) on a quoted API plan |
| Official SDKs | 6 languages | 4 languages |
Is Apollo.io better than ContactOut?
On the APIbenchmarks Index, Apollo.io rates higher (80.1 vs 55). It leads on the four weighted criteria, but price is reported separately, so the best choice still depends on your budget.