Clay vs Cognism vs Optimizely vs VWO
| Attribute | ||||
|---|---|---|---|---|
| Category | Sales Intelligence & Lead Generation | Sales Intelligence & Lead Generation | Marketing | Marketing |
| Pricing | Free tier | Paid | Paid | Free tier |
| Starting price | $134/month | $1500/month | — | $299/month |
| Free tier | Yes | No | No | Yes |
| Free trial | No | No | No | Yes |
| Deployment | — | Cloud | — | Cloud |
| API available | Unknown | Unknown | Unknown | Unknown |
| Platforms | — | — | — | — |
| Certifications | — | — | — | — |
| Integrations | 3 | — | — | — |
| Company | — | Founded 2025 | Founded 2010 | — |
| Feature attributes | ||||
Also consider
Unknown values show as “Unknown”/“—”. Nothing is inferred — see each tool page for sources.