- Pick it if you are:
- Freelancers and solo professionals; Small teams wanting lower costs than Calendly
- Top complaint:
- Is Cal.com still open source? It went closed source in 2026
- Price:
- Free plan, paid from $12/mo
- Pick it if you are:
- Solo coaches and consultants; Freelancers replacing Calendly
- Top complaint:
- TidyCal calendar stops syncing and asks to reconnect
- Price:
- Free plan, paid from $12/mo
Score Comparison
Signals Comparison
Cal.com
- Is Cal.com still open source? It went closed source in 2026(8/10)
- Self-hosting Cal.com is complex and now limited to Cal.diy(8/10)
TidyCal
No signals
Cal.com
- Support responses delayed with template replies(7/10)
TidyCal
- Slow or silent support on a lifetime deal(7/10)
Cal.com
- Billing system issues with incorrect invoicing(8/10)
TidyCal
- 1% platform fee on paid bookings unless you pay for Pro(4/10)
- Agency 'for teams' label is misleading(5/10)
- Pricing page inconsistent on Pro yearly price(4/10)
Cal.com
- Performance issues and laggy interface(6/10)
TidyCal
No signals
Cal.com
- Microsoft Teams integration frequently breaks(8/10)
- No Microsoft Exchange 2019 support(9/10)
TidyCal
- Thin integrations: Zapier and Airtable problems, no Exchange(6/10)
Cal.com
- Complex onboarding without clear guidance(5/10)
TidyCal
- Availability shows wrong times because of Busy all-day events(6/10)
- Single currency and no auto-fill of open time(5/10)
Cal.com
- Reminder emails don't work properly(7/10)
- Cal Video has connection issues(6/10)
TidyCal
- TidyCal calendar stops syncing and asks to reconnect(8/10)
- Bookings show in TidyCal but no calendar event or confirmation email(7/10)
- Booking page stuck loading or showing 404 for clients(9/10)
- Overlapping meetings and double bookings(8/10)
- Free-plan background sync pauses after 90 days of inactivity(6/10)
Cal.com
- Mobile interface needs optimization(4/10)
TidyCal
No signals
Cal.com
No signals
TidyCal
- Limited booking page design and branding(5/10)
Pricing Comparison
Cal.com
Users: 1 user
Limits: Single user only, Cal.com branding cannot be removed, No team scheduling or round-robin
Users: Per user/month
Limits: No SAML SSO or SCIM, No SOC 2/HIPAA/ISO 27001
Users: Per user/month
Limits: Enterprise SLA and dedicated database require the Enterprise plan
Users: Custom
Limits: Must contact sales
TidyCal
Users: 1 user
Limits: No auto-created Zoom/Meet/Teams links, AI booking assistant, custom emails, analytics, round robin or collective meetings; one calendar connection
Users: 1 user
Limits: No round robin or team page, branding remains
Limits: No custom domain or white label
Feature Comparison
| Feature | Cal.com | TidyCal |
|---|---|---|
| Core | ||
| Unlimited bookings Free tier included | ||
| Multiple calendar connections Free tier included | ||
| Booking | ||
| Unlimited booking types Free | ||
| Payments | ||
| Paid bookings 1% fee unless Pro | ||
| Customization | ||
| Custom booking pages | ||
| Remove branding Paid plans only | ||
| Teams | ||
| Round robin Agency and Pro | ||
| Team | ||
| Team scheduling Paid plans only | ||
| Round-robin assignment Teams plan and above | ||
| Branding | ||
| Custom domain Pro only | ||
| Reminders | ||
| SMS reminders Agency 10/mo, Pro unlimited | ||
| Automation | ||
| Workflow automation Free tier included | ||
| Monetization | ||
| Payment collection Stripe integration | ||
| Integrations | ||
| Microsoft Exchange Reported unsupported by third-party comparisons | ||
| Microsoft Teams integration Frequently breaks - links missing from emails | ||
| Microsoft Exchange 2019 support Not supported at all | ||
| Video | ||
| Built-in video (Cal Video) Has reported connection issues | ||
| Deployment | ||
| Self-hosting option Only via community-run Cal.diy (personal use, no Teams/SSO) since April 2026 | ||
| Enterprise | ||
| SSO/SAML Organizations plan ($28/user/month) | ||
| HIPAA compliance Organizations plan ($28/user/month) | ||
| Developer | ||
| API access API v2; self-hosted Cal.diy has reduced API support | ||
| Mobile | ||
| Mobile app iOS and Android, but UI not optimized | ||
| Support | ||
| Weekend support Support closed Sat/Sun | ||
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