Clay vs Apollo.io
Independent head-to-head comparison. ScoredTools editorial verdict.
Clay
84
AI-powered prospecting and outbound automation with 100+ data sources
- SSI
- 82/100
- From
- $0/mo
- Founded
- 2017
Apollo.io
79
Sales intelligence and engagement platform with 275M+ contacts
- SSI
- 78/100
- From
- $0/mo
- Founded
- 2015
Our verdict
Clay wins on composite ranking (Stack Score 84 vs 79, SSI 82 vs 78). However, Apollo.io may be the right choice for specific use cases.
Side-by-side comparison
| Dimension | Clay | Apollo.io |
|---|---|---|
| Stack Score | 84/100 | 79/100 |
| Stability Index (SSI) | 82/100 (stable) | 78/100 (stable) |
| Starting price | $0/mo | $0/mo |
| Top tier price | $720/mo | $149/mo |
| Founded | 2017 | 2015 |
| Free tier? | Yes | Yes |
| Affiliate available | Yes | Yes |
FAQ
Clay vs Apollo.io: which has better pricing?
Clay starts at $0/mo, Apollo.io at $0/mo. Apollo.io is cheaper.
Which is more reliable: Clay or Apollo.io?
Clay has SSI 82, Apollo.io has SSI 78. Clay is more stable per our index.
Clay vs Apollo.io for small agencies?
Clay has more accessible pricing for small agencies.
What's the bottom line?
Clay wins our composite ranking (Stack Score 84 vs 79). Apollo.io may still be the right choice for specific use cases — see the breakdown.