Amelia vs Cal.com vs Fantastical vs ProtonMail
| Attribute | ||||
|---|---|---|---|---|
| Category | Scheduling & Appointments | Events, Scheduling & Booking | Scheduling & Appointments | Email & Messaging Marketing |
| Pricing | Paid | Free tier | Free tier | Free tier |
| Starting price | $69/month | $15 | $6.99/month | $3.99/month |
| Free tier | No | Yes | Yes | Yes |
| Free trial | No | Yes | Yes | No |
| Deployment | — | Hybrid | — | — |
| API available | Unknown | Yes | Unknown | Unknown |
| Platforms | — | — | — | — |
| Certifications | — | 3 | — | — |
| Integrations | — | 6 | 4 | — |
| Company | — | — | — | Founded 2013 |
| Feature attributes | ||||
| Sso Saml | — Unknown | ✓ Yes | — Unknown | — Unknown |
| Rbac | — Unknown | ✓ Yes | — Unknown | — Unknown |
| Mobile App | — Unknown | — Unknown | — Unknown | — Unknown |
| Webhooks | — Unknown | ✓ Yes | — Unknown | — Unknown |
| Data Export | — Unknown | — Unknown | — Unknown | — Unknown |
| Calendar Integrations | — Unknown | ✓ Yes | — Unknown | — Unknown |
| Group Scheduling | — Unknown | ✓ Yes | — Unknown | — Unknown |
| Payment Collection | — Unknown | ✓ Yes | — Unknown | — Unknown |
| Routing Forms | — Unknown | ✓ Yes | — Unknown | — Unknown |
| Self Hosting | — Unknown | ✓ Yes | — Unknown | — Unknown |
Also consider
Unknown values show as “Unknown”/“—”. Nothing is inferred — see each tool page for sources.