Acuity Scheduling vs AI21 Labs vs Claude vs Calendly
| Attribute | ||||
|---|---|---|---|---|
| Category | Scheduling & Appointments | AI & Automation | AI Agents & Assistants | Events, Scheduling & Booking |
| Pricing | Free tier | Free tier | Free tier | Free tier |
| Starting price | $16/month | — | $20/month | $10/month |
| Free tier | Yes | Yes | Yes | Yes |
| Free trial | Yes | Yes | No | Yes |
| Deployment | Cloud | — | Cloud | Cloud |
| API available | Unknown | Unknown | Unknown | Yes |
| Platforms | — | — | ios, android, macos | ios, android |
| Certifications | — | — | — | 4 |
| Integrations | 2 | — | 2 | 5 |
| Company | — | Founded 2017 | — | Founded 2013 |
| Feature attributes | ||||
| Sso Saml | — Unknown | — Unknown | — Unknown | ✓ Yes |
| Rbac | — Unknown | — Unknown | — Unknown | — Unknown |
| Mobile App | — Unknown | — Unknown | — Unknown | Ios And Android |
| Webhooks | — Unknown | — Unknown | — Unknown | ✓ Yes |
| Data Export | — Unknown | — Unknown | — Unknown | — Unknown |
| Calendar Integrations | — Unknown | — Unknown | — Unknown | ✓ Yes |
| Group Scheduling | — Unknown | — Unknown | — Unknown | ✓ Yes |
| Payment Collection | — Unknown | — Unknown | — Unknown | ✓ Yes |
| Routing Forms | — Unknown | — Unknown | — Unknown | ✓ Yes |
| Self Hosting | — Unknown | — Unknown | — Unknown | — Unknown |
Also consider
Unknown values show as “Unknown”/“—”. Nothing is inferred — see each tool page for sources.