Acuity Scheduling vs Appointlet vs Cal.com vs Stable Diffusion
| Attribute | ||||
|---|---|---|---|---|
| Category | Scheduling & Appointments | Events, Scheduling & Booking | Events, Scheduling & Booking | AI Image Generation |
| Pricing | Free tier | Paid | Free tier | Free tier |
| Starting price | $16/month | — | $15 | $0.08/month |
| Free tier | Yes | No | Yes | Yes |
| Free trial | Yes | No | Yes | Yes |
| Deployment | Cloud | — | Hybrid | Cloud |
| API available | Unknown | Unknown | Yes | Unknown |
| Platforms | — | — | — | — |
| Certifications | — | — | 3 | — |
| Integrations | 2 | 3 | 6 | — |
| Company | — | — | — | Founded 2022 |
| Feature attributes | ||||
| Sso Saml | — Unknown | — Unknown | ✓ Yes | — Unknown |
| Rbac | — Unknown | — Unknown | ✓ Yes | — Unknown |
| Mobile App | — Unknown | — Unknown | — Unknown | — Unknown |
| Webhooks | — Unknown | — Unknown | ✓ Yes | — Unknown |
| Data Export | — Unknown | — Unknown | — Unknown | — Unknown |
| Calendar Integrations | — Unknown | — Unknown | ✓ Yes | — Unknown |
| Group Scheduling | — Unknown | — Unknown | ✓ Yes | — Unknown |
| Payment Collection | — Unknown | — Unknown | ✓ Yes | — Unknown |
| Routing Forms | — Unknown | — Unknown | ✓ Yes | — Unknown |
| Self Hosting | — Unknown | — Unknown | ✓ Yes | — Unknown |
Also consider
Unknown values show as “Unknown”/“—”. Nothing is inferred — see each tool page for sources.