Side-by-side comparisons with the best-known scheduling tools: pricing, features, privacy and self-hosting. Each one links to the vendor's own pages and shows when we last checked them.
Tymeslot, Cal.diy, Easy!Appointments, Rallly, Nextcloud and more: licence, calendar sync, video and payments side by side.
Calendly is the best-known scheduling tool. Tymeslot is the open-source, EU-based alternative, with first-class CalDAV sync, booking pages without ad trackers and unlimited event types on the free plan.
Read the comparisonCal.com announced in 2026 that it is going closed-source: new versions are proprietary, and the only free self-hostable option is now cal.diy, a separate MIT fork scoped to personal use. Tymeslot is open source and self-hostable, with the complete product in every install.
Read the comparisonAcuity Scheduling (by Squarespace) is a mature, feature-heavy booking tool with no free tier. Tymeslot is the leaner, open-source alternative, with a real free plan, EU hosting, first-class CalDAV and the option to self-host.
Read the comparisonSavvyCal is loved for its recipient-friendly calendar overlay. Tymeslot is the open-source, EU-based alternative, with a free plan you can share booking links from, flat pricing and first-class CalDAV.
Read the comparisonTidyCal is famous for its one-time lifetime price. Tymeslot is open-source and free to self-host forever, with first-class CalDAV, EU hosting, deeper integrations and booking pages without ad trackers.
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I put out the first version of Tymeslot two days ago. I built it because the scheduling tools I tried were either dated or too heavy to run myself.
Luka Breitig
4 January 2026 · 3 min read
Start on the free plan in about five minutes, no credit card needed. Or self-host the whole product for free.
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