Apollo.io vs Clearbit — Which One Wins?
A detailed, side-by-side comparison of Apollo.io and Clearbit to help you pick the right tool for your workflow.
Quick Verdict
Apollo.io takes the lead with a 4.8 rating and is best for sales teams who need prospecting, email finding, and outbound sequencing in one tool. Clearbit (4.4) is the better pick if you need hubspot users wanting automatic lead enrichment.
Side-by-Side Comparison
| Criteria | Apollo.io | Clearbit |
|---|---|---|
| Rating | ★★★★★ 4.8(53) | ★★★★ 4.4(165) |
| Pricing Model | freemium | freemium |
| Starter Price | $49/user/mo | Custom |
| Free Tier | No | Yes |
| Platforms | Web | Web, API |
| Learning Curve | moderate | Easy |
| API Available | Yes | Yes |
| Best For | Sales teams who need prospecting, email finding, and outbound sequencing in one tool | HubSpot users wanting automatic lead enrichment |
| Verdict | recommended | Best Free Enrichment |
Feature Checklist
| Feature | Apollo.io | Clearbit |
|---|---|---|
| 275M+ contact database | — | |
| Email finding and verification | — | |
| Sequence automation | — | |
| LinkedIn integration | — | |
| Call recording | — | |
| Analytics dashboard | — | |
| Data Enrichment | — | |
| Lead Scoring | — | |
| Reveal (IP deanonymization) | — | |
| Forms Shortening | — | |
| API | — |
Apollo.io
Pros
- ✓Massive contact database
- ✓Generous free tier
- ✓Good sequencing tools
- ✓All-in-one platform
Cons
- ✕Data accuracy varies
- ✕Can feel overwhelming
- ✕Email deliverability requires attention
Clearbit
Pros
- ✓Free for HubSpot users
- ✓Excellent data quality
- ✓Easy API integration
Cons
- ✕Less useful outside HubSpot ecosystem
- ✕Smaller database than ZoomInfo
- ✕Future direction uncertain post-acquisition
The Bottom Line
Both Apollo.io and Clearbit are solid tools in the CRM & Sales space. Apollo.io edges ahead with a stronger overall rating (4.8 vs 4.4) and is the better choice for sales teams who need prospecting, email finding, and outbound sequencing in one tool. However, if you prioritize hubspot users wanting automatic lead enrichment, Clearbit is worth serious consideration. We recommend trying the free tier or trial of each before committing.