Side by side
CalendarIT vs Merkuro Calendar (formerly Kalendar)
Both stand on calendar apps. Which one you can start free with, which one lets you read the code, and what each costs once you pay.
Free plan Self-hostedWeb
CalendarIT covers core event planning, reminders, recurring schedules, and CalDAV synchronization while keeping deployment under your control. Its missing task features, lack of mobile apps, and self-hosting requirements matter when choosing it.
Visit CalendarIT Free plan LinuxWindows
Merkuro Calendar combines multi-source calendars with structured task management in a free KDE application. Stable packages are available through listed Linux channels, while Windows nightly builds are intended for testing.
Visit Merkuro Calendar (formerly Kalendar)The facts
| CalendarIT | Merkuro Calendar (formerly Kalendar) | |
|---|---|---|
| Free plan | Yes | Yes |
| Open source | Not published | Not published |
| Runs on | Self-hosted, Web | Linux, Windows |
| Lowest paid plan | Free or on request | Free or on request |
| Plans published | 1 | 1 |
| Maker | Not published | Not published |
| Website | github.com | apps.kde.org |
| On calendar apps | #80 of 194 | #84 of 194 |
CalendarIT: what it does well
- Free plan with self-hosted deployment
- Two-way CalDAV phone synchronization
- Recurring events with RRULE exceptions
- Email and browser reminders
- iCalendar import and export
What to know first
- No mobile apps
- Task management is unavailable
- Operator must provide reverse proxy TLS
- Project notes rough edges remain
Merkuro Calendar (formerly Kalendar): what it does well
- Supports Nextcloud, Google Calendar, Outlook, and CalDAV
- Month, week, and schedule event views
- Tasks include subtasks, tree view, and filters
- GPL-3.0-or-later licensed free software
- Linux and Windows availability
What to know first
- Nightly installers are labeled unstable
- Third-party distributors may alter privacy behavior
- No free trial is offered because it is free software
Alternatives to CalendarIT Alternatives to Merkuro Calendar (formerly Kalendar) The whole list