Best Vetted Alternatives to Calendly

Cal.com

Alternative to Calendly

SecurityB

8/10

Rep Score: 900 Saves

Cloud/SaaS, Self-hostedOpen source core with commercial offerings

Plays nice with

GoogleGitHubSlackStripeZapier

Best forTeams that want a modern Calendly alternative with open-source flexibility, self-hosting, and deeper customization.

Open-source core is free to self-host; paid cloud and enterprise offerings add managed hosting, advanced features, and support.

Summary

Open-source scheduling platform that offers self-hosting, team scheduling, routing, and extensibility for organizations that want more control over their booking stack.

Why Switch

Teams switch from Calendly to Cal.com when they need open-source control, self-hosting, or more customizable scheduling workflows.

Pros

🟢Open-source and self-hostable for data control
🟢Flexible workflows, routing, and team scheduling

Cons

🔴Self-hosting requires technical operations effort
🔴Some advanced features are gated behind paid plans

0 builders switched

Go to Cal.com

Cal.com

Alternative to Calendly

SecurityB

8/10

Rep Score: 900 Saves

Cloud/SaaS, Self-hostedOpen source core with commercial offerings

Plays nice with

GoogleGitHubSlackStripeZapier

Best for

Teams that want a modern Calendly alternative with open-source flexibility, self-hosting, and deeper customization.

Cost

Open-source core is free to self-host; paid cloud and enterprise offerings add managed hosting, advanced features, and support.

Summary

Open-source scheduling platform that offers self-hosting, team scheduling, routing, and extensibility for organizations that want more control over their booking stack.

Why Switch

Teams switch from Calendly to Cal.com when they need open-source control, self-hosting, or more customizable scheduling workflows.

Pros

🟢Open-source and self-hostable for data control
🟢Flexible workflows, routing, and team scheduling
🟢Strong API and customization options
🟢Active product momentum and broad community interest

Cons

🔴Self-hosting requires technical operations effort
🔴Some advanced features are gated behind paid plans
🔴May need more setup than Calendly for simple use cases

0 builders switched

Go to Cal.com

MB

Microsoft Bookings

Alternative to Calendly

SecurityB

8.6/10

Rep Score: 860 Saves

Free TierEnterpriseCloud/SaaSCommercial proprietary

Plays nice with

TeamsGoogleAzure

Best forOrganizations standardized on Microsoft 365 that want a built-in scheduling solution for meetings and appointments.

Included with eligible Microsoft 365 business and enterprise plans; standalone availability depends on Microsoft licensing and region.

Summary

Scheduling and appointment booking tool included with Microsoft 365, designed for businesses that already live in the Microsoft ecosystem and want native calendar integration.

Why Switch

Teams switch from Calendly to Microsoft Bookings when they want scheduling built into Microsoft 365 with tighter Outlook and Teams integration.

Pros

🟢Native integration with Outlook, Teams, and Microsoft 365
🟢Good fit for internal teams and customer-facing appointments

Cons

🔴Best experience is tied to Microsoft ecosystem
🔴Less flexible branding and workflow customization than dedicated scheduling platforms

0 builders switched

Go to Microsoft Bookings

MB

Microsoft Bookings

Alternative to Calendly

SecurityB

8.6/10

Rep Score: 860 Saves

Free TierEnterpriseCloud/SaaSCommercial proprietary

Plays nice with

TeamsGoogleAzure

Best for

Organizations standardized on Microsoft 365 that want a built-in scheduling solution for meetings and appointments.

Cost

Included with eligible Microsoft 365 business and enterprise plans; standalone availability depends on Microsoft licensing and region.

Summary

Scheduling and appointment booking tool included with Microsoft 365, designed for businesses that already live in the Microsoft ecosystem and want native calendar integration.

Why Switch

Teams switch from Calendly to Microsoft Bookings when they want scheduling built into Microsoft 365 with tighter Outlook and Teams integration.

Pros

🟢Native integration with Outlook, Teams, and Microsoft 365
🟢Good fit for internal teams and customer-facing appointments
🟢Centralized admin controls and compliance features
🟢Reduces tool sprawl for Microsoft-centric organizations

Cons

🔴Best experience is tied to Microsoft ecosystem
🔴Less flexible branding and workflow customization than dedicated scheduling platforms
🔴Can be overkill for small teams not using Microsoft 365

0 builders switched

Go to Microsoft Bookings

O

OnceHub

Alternative to Calendly

SecurityB

7.1/10

Rep Score: 780 Saves

SubscriptionEnterpriseCloud/SaaSCommercial proprietary

Plays nice with

GoogleSalesforceHubspotZapier

Best forSales, marketing, and customer success teams that need scheduling tied to lead qualification and routing.

Subscription pricing with tiered plans based on features, users, and automation needs; enterprise pricing available.

Summary

Lead capture and scheduling platform focused on routing prospects to the right person, qualifying meetings, and automating appointment workflows.

Why Switch

Teams switch from Calendly to OnceHub when they need richer lead routing, qualification, and automation around booking.

Pros

🟢Strong lead qualification and routing capabilities
🟢Useful for sales and customer success teams

Cons

🔴Can be more complex than simple scheduling apps
🔴Pricing may be higher for advanced automation

0 builders switched

Go to OnceHub

O

OnceHub

Alternative to Calendly

SecurityB

7.1/10

Rep Score: 780 Saves

SubscriptionEnterpriseCloud/SaaSCommercial proprietary

Plays nice with

GoogleSalesforceHubspotZapier

Best for

Sales, marketing, and customer success teams that need scheduling tied to lead qualification and routing.

Cost

Subscription pricing with tiered plans based on features, users, and automation needs; enterprise pricing available.

Summary

Lead capture and scheduling platform focused on routing prospects to the right person, qualifying meetings, and automating appointment workflows.

Why Switch

Teams switch from Calendly to OnceHub when they need richer lead routing, qualification, and automation around booking.

Pros

🟢Strong lead qualification and routing capabilities
🟢Useful for sales and customer success teams
🟢Supports automation and multi-step scheduling flows
🟢More workflow-oriented than basic booking tools

Cons

🔴Can be more complex than simple scheduling apps
🔴Pricing may be higher for advanced automation
🔴Less lightweight for individual users or very small teams

0 builders switched

Go to OnceHub

SimplyBook.me

Alternative to Calendly

SecurityC

6.4/10

Rep Score: 740 Saves

Free TierProfessionalCloud/SaaSCommercial proprietary

Plays nice with

GoogleStripeWordpress

Best forService businesses, clinics, salons, and consultancies that need branded appointment booking with payments and forms.

Free tier available with limited features; paid subscription plans unlock more staff, integrations, and customization.

Summary

Online booking platform for service businesses that need client appointments, intake forms, payments, and branded booking pages.

Why Switch

Teams switch from Calendly to SimplyBook.me when they need service-booking features like payments, intake forms, and branded client portals.

Pros

🟢Good for service businesses and client appointments
🟢Supports payments, forms, and custom booking pages

Cons

🔴Interface can feel busy compared with simpler schedulers
🔴Some features require higher-tier plans or add-ons

0 builders switched

Go to SimplyBook.me

SimplyBook.me

Alternative to Calendly

SecurityC

6.4/10

Rep Score: 740 Saves

Free TierProfessionalCloud/SaaSCommercial proprietary

Plays nice with

GoogleStripeWordpress

Best for

Service businesses, clinics, salons, and consultancies that need branded appointment booking with payments and forms.

Cost

Free tier available with limited features; paid subscription plans unlock more staff, integrations, and customization.

Summary

Online booking platform for service businesses that need client appointments, intake forms, payments, and branded booking pages.

Why Switch

Teams switch from Calendly to SimplyBook.me when they need service-booking features like payments, intake forms, and branded client portals.

Pros

🟢Good for service businesses and client appointments
🟢Supports payments, forms, and custom booking pages
🟢Broad feature set for small and mid-sized businesses
🟢Offers a free entry plan

Cons

🔴Interface can feel busy compared with simpler schedulers
🔴Some features require higher-tier plans or add-ons
🔴Less focused on enterprise sales scheduling

0 builders switched

Go to SimplyBook.me