Manual registration lists
Participants register themselves and the list updates automatically when changes occur.
Manage individual sessions, groups, capacity, recurring schedules, registrations, visit packages and notifications.

Calendra combines schedules, registration and participant entitlements so you do not need separate lists.
Participants register themselves and the list updates automatically when changes occur.
Maximum places are set for each appointment and further registration stops when it is full.
Create regular classes as a series and apply schedule changes only once.
Packages, tickets and benefits track the participant’s remaining visits.
Use one platform for individual appointments, capacity-limited classes and multi-session programmes.
Set the maximum number of participants and track registrations for each occurrence.
Create weekly or other recurrence patterns and manage changes across the series.
Assign an instructor, hall, studio or other location and check availability.
Sell or assign multiple visits and track their use during booking.
Give participants a digital ticket for faster arrival checks.
Automatically notify registered participants about rescheduling, cancellation or other changes.
Create an appointment or recurring group.
Set the instructor, location and maximum capacity.
Participants register online or in the app.
Calendra tracks available places and sends a reminder.
At arrival, use the participant list, ticket or QR code.

The calendar shows the instructor, room, duration and occupancy of each appointment. Recurring classes are organised as series, making changes faster and more consistent.
Explore the appointment calendarYes. Set capacity for a group appointment and Calendra prevents further registration when all places are filled.
Yes. The same calendar supports individual services, group bookings and appointments with multiple customers.
Yes. Recurring appointments support regular schedules where one occurrence or all future appointments can be changed.
Yes. Packages, benefits and tickets track entitlements and the remaining number of visits.
A waiting-list feature is planned. At present you can use capacity limits, notifications and manual management of additional interest.
Other Calendra solutions
Start a 14-day free trial and configure capacity, recurrence, packages and notifications.