Confluence vs Notion vs Readwise vs Superhuman
| Attribute | ||||
|---|---|---|---|---|
| Category | Documentation Tools | Productivity & Collaboration | Productivity & Collaboration | Communication |
| Pricing | Free tier | Free tier | Paid | Paid |
| Starting price | $6.4/month | $10 | $5.59/month | $30/month |
| Free tier | Yes | Yes | No | No |
| Free trial | Yes | Yes | Yes | Yes |
| Deployment | Cloud | — | — | — |
| API available | Unknown | Yes | Unknown | Unknown |
| Platforms | — | — | — | — |
| Certifications | — | — | — | — |
| Integrations | 2 | 18 | 1 | 5 |
| Company | — | Founded 2013 | — | — |
| Feature attributes | ||||
| Sso Saml | — Unknown | ✓ Yes | — Unknown | — Unknown |
| Rbac | — Unknown | — Unknown | — Unknown | — Unknown |
| Mobile App | — Unknown | — Unknown | — Unknown | — Unknown |
| Webhooks | — Unknown | ✓ Yes | — Unknown | — Unknown |
| Data Export | — Unknown | — Unknown | — Unknown | — Unknown |
| Docs Editor | — Unknown | — Unknown | — Unknown | — Unknown |
| Real Time Collaboration | — Unknown | ✓ Yes | — Unknown | — Unknown |
| Storage Included | — Unknown | — Unknown | — Unknown | — Unknown |
| Offline Access | — Unknown | — Unknown | — Unknown | — Unknown |
| Templates | — Unknown | ✓ Yes | — Unknown | — Unknown |
Also consider
Unknown values show as “Unknown”/“—”. Nothing is inferred — see each tool page for sources.