Best Kalender Sync alternatives in 2026
The best Kalender Sync alternatives in 2026 are Reclaim.ai, Motion, Notion Calendar. Notion Calendar is the strongest free option. Cal.com is open source.
Why people look for Kalender Sync alternatives
- Prices listed only in euros
- Free plan cannot sync your own calendars with each other
- Non-Google, non-Outlook providers update about every five minutes
- Syncs only three months into the past
- Kalender Sync pricing model: Freemium.
Best Kalender Sync alternative by need
| # | Tool | Pricing | Starts at | Best for | Platforms | Votes |
|---|---|---|---|---|---|---|
| 1 | Reclaim.ai Smart time blocking for Google and Outlook calendars | Freemium | $12/mo | Small businesses, Freelancers | web | 0 |
| 2 | Motion AI calendar that schedules your tasks | Paid | $29/mo | Freelancers, Small businesses | web, macos, windows, ios, android | 0 |
| 3 | Notion Calendar Calendar that connects to Notion databases | Free | $0 | Freelancers, Small businesses | macos, windows, ios, web | 0 |
| 4 | Calendly The most popular meeting scheduler | Freemium | $12/mo | Small businesses, Enterprise, Freelancers | web, ios, android | 0 |
| 5 | YouCanBookMe Customizable booking pages | Freemium | $9/mo | Freelancers, Small businesses | web | 0 |
| 6 | Setmore Appointment booking app for salons, clinics and service businesses | Freemium | $12/mo | Small businesses, Freelancers | web, ios, android, windows, macos | 0 |
| 7 | Doodle Group meeting polls, booking pages and sign-up sheets | Freemium | $15/mo | Small businesses, Freelancers, Enterprise | web, ios, android | 0 |
| 8 | SimplyBook.me Online booking system with payments and POS for service businesses | Freemium | — | Small businesses, Freelancers | web, ios, android | 0 |
| 9 | Cal.com Open-source scheduling infrastructure | Open source | $12/mo | Freelancers, Small businesses | web | 0 |
| 10 | Acuity Scheduling Appointment scheduling for service businesses | Paid | $20/mo | Freelancers, Small businesses | web, ios, android | 0 |
10 Kalender Sync alternatives compared
- 1
Reclaim.ai
Smart time blocking for Google and Outlook calendars
Best for: Professionals wanting automatic calendar defense.
- 2
Motion
AI calendar that schedules your tasks
Best for: Busy professionals and small teams overloaded with tasks and meetings.
Paid · $29Kalender Sync vs Motion - 3
Notion Calendar
Calendar that connects to Notion databases
Best for: Google Calendar users, especially in Notion.
- 4
Calendly
The most popular meeting scheduler
Best for: Sales, recruiting and customer-facing teams that need reliable team scheduling and CRM sync.
- 5
- 6
Setmore
Appointment booking app for salons, clinics and service businesses
Best for: Small service businesses with several staff who want low-cost online booking, reminders and payments.
- 7
Doodle
Group meeting polls, booking pages and sign-up sheets
Best for: Organizers who regularly coordinate meetings with many external people who should not need an account.
- 8
SimplyBook.me
Online booking system with payments and POS for service businesses
Best for: Small and mid-sized appointment-based service businesses that want booking, payments, memberships and light POS in one tool.
- 9
Cal.com
Open-source scheduling infrastructure
Best for: Individuals, startups and developers who want a free or embeddable scheduler and value open source.
- 10
Acuity Scheduling
Appointment scheduling for service businesses
Best for: Service businesses booking clients.
Paid · $20Kalender Sync vs Acuity Scheduling
Kalender Sync alternatives: FAQ
What is the best alternative to Kalender Sync?
Based on features, audience and market presence, the strongest Kalender Sync alternatives are Reclaim.ai, Motion, Notion Calendar. Reclaim.ai is the closest match for most teams.
Is there a free alternative to Kalender Sync?
Yes. Notion Calendar can be used for free. Other free or freemium alternatives to Kalender Sync include Reclaim.ai, Calendly, YouCanBookMe.
Is there an open-source alternative to Kalender Sync?
Yes. Cal.com is open source, so you can self-host it or inspect the code.