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Teamup Calendar vs Nextcloud Calendar: catalog facts
Teamup Calendar	Nextcloud Calendar
Freemium A calendar can be created from the homepage; business features are sold as plans.	Free Free app for Nextcloud servers.
Android, Web	Web, Self-hosted
Twelve views including timeline, scheduler and table Calendars can be shared across organizations	Calendars stay on your own server CalDAV sync with standard clients
Hosted service with data on Teamup's servers Aimed mainly at business use	Requires a running Nextcloud server Not a standalone app
Downloadable app, Web application, Hosted service	Self-hosted
Closed source	Open source
License not stated	License not stated
Not stated if an account is needed	Account needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked October 2, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.