
ChurchCMS
8.3#2 in church event management softwareFrom $290 a yearFree planAndroidWebAPISelf-hosted
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| Fact | ChurchCMS | Trellis |
|---|---|---|
| Events | Event management includes a shared calendar, registration, reminders, ministry groups, bulletins and Sunday-school registers. | Events support RSVPs, attendance tracking, and recurring series. |
| Headquarters | Madurai, Tamil Nadu, India | Fishers, Indiana, United States |
| Security | Official material states SSL support, bcrypt password hashing, managed-hosting backups and security monitoring; it also claims GDPR-oriented data ownership. | The privacy policy says connections use TLS encryption, messages are not end-to-end encrypted, and its at-rest encryption posture is listed as unconfirmed. |
| Support | Support is offered through email and WhatsApp, GitHub discussions/issues and optional installation or managed-hosting services. | The maker says support replies within one business day and that each ministry is set up by hand. |
You want what its maker publishes above — check its page for the details.
Trellis suits campus ministries that want events, group communication, attendance, and pastoral care tools in one app. Other kinds of groups may also find it a fit.