Side by side
Merkuro Calendar (formerly Kalendar) vs Reclaim AI
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 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)
Free plan ExtensionWeb
Reclaim combines calendar planning with an assistant and background Agents, and Preview Mode offers a review step for proposed changes. Its free Lite plan is limited to one user and a one-week scheduling range; paid plans start at $12 a month.
Visit Reclaim AIThe facts
| Merkuro Calendar (formerly Kalendar) | Reclaim AI | |
|---|---|---|
| Free plan | Yes | Yes |
| Open source | Not published | Not published |
| Runs on | Linux, Windows | Extension, Web |
| Lowest paid plan | Free or on request | Starter: $120 a year |
| Plans published | 1 | 4 |
| Maker | Not published | Reclaim AI |
| Website | apps.kde.org | reclaim.ai |
| On calendar apps | #85 of 195 | #40 of 195 |
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
Reclaim AI: what it does well
- Preview Mode stages changes before calendar updates.
- Supports Google Calendar and Outlook Calendar.
- Integrates with task, collaboration, and meeting tools.
- Lite is free forever for one user.
- Mobile-friendly web app can be installed as a PWA.
What to know first
- No native iOS or Android apps.
- Lite has a one-week scheduling range.
- Lite includes only one calendar sync.
- Enterprise requires contacting the company.
Alternatives to Merkuro Calendar (formerly Kalendar) Alternatives to Reclaim AI The whole list