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About

Cal ID is a cloud-based scheduling platform designed to streamline appointment booking and manage calendars for professionals and teams. The tool offers unlimited scheduling links, full customization of booking pages, and deep integrations with major apps like Google Calendar, Outlook, Zoom, Slack, and payment systems. It allows hosts to create multiple event types with different durations and rules, set up round-robin or collective scheduling for team availability, and automate reminders and follow-ups to reduce no-shows. The software supports multi-calendar sync so users can manage work, personal, and shared calendars in one place, and provides analytics on bookings, attendance, and conversion trends. Cal ID positions itself as a no-cost alternative with a free-forever plan offering key functionalities and an open source foundation that allows self-hosting or contributions.

About

Calendly is a scheduling automation platform that helps individuals, teams, and enterprises book meetings without the back-and-forth emails. Share custom booking links, set availability preferences, and automate reminders, follow-ups, and calendar syncing. Calendly supports one-on-one, group, collective, and round robin scheduling, with smart features like buffer times, time zone detection, and meeting caps. Integrate with Google, Outlook, Office 365, Zoom, Microsoft Teams, HubSpot, Salesforce, Slack, and more to embed scheduling into your existing workflow. Calendly helps entrepreneurs, sales, marketing, recruiting, customer success, and professional services teams save time, reduce no-shows, and improve the client experience. Built for flexibility and scale, Calendly offers admin controls, reporting, and enterprise-grade security. Sign up for free and simplify your scheduling todayβ€”no credit card required.

Platforms Supported

Windows
Mac
Linux
Cloud
On-Premises
iPhone
iPad
Android
Chromebook

Platforms Supported

Windows
Mac
Linux
Cloud
On-Premises
iPhone
iPad
Android
Chromebook

Audience

Solopreneurs, service professionals and small teams in search of a tool to manage bookings, automate reminders and optimize calendar workflows without paying for basic features

Audience

Made for meeting-driven people, teams, and enterprises

Support

Phone Support
24/7 Live Support
Online

Support

Phone Support
24/7 Live Support
Online

API

Offers API

API

Offers API

Screenshots and Videos

Screenshots and Videos

Pricing

Free
Free Version
Free Trial

Pricing

$10 per user per month
Free Version
Free Trial

Reviews/Ratings

Overall 4.9 / 5
ease 4.5 / 5
features 4.6 / 5
design 4.5 / 5
support 4.5 / 5

Reviews/Ratings

Overall 4.7 / 5
ease 4.8 / 5
features 4.8 / 5
design 4.6 / 5
support 4.7 / 5

Training

Documentation
Webinars
Live Online
In Person

Training

Documentation
Webinars
Live Online
In Person

Company Information

Cal ID
United States
cal.id/

Company Information

Calendly
Founded: 2013
United States
calendly.com

Alternatives

Alternatives

Acuity Scheduling

Acuity Scheduling

Squarespace
lemcal

lemcal

lempire

Categories

Categories

Appointment Scheduling Features

Appointment Reminders
Automated Scheduling
Calendar Sync
Client Database
Group Scheduling
Mobile Access
Multi-Location
Online Booking
Online Payments
Recurring Appointments
Room Booking Management

Appointment Scheduling Features

Appointment Reminders
Automated Scheduling
Calendar Sync
Client Database
Group Scheduling
Mobile Access
Multi-Location
Online Booking
Online Payments
Recurring Appointments
Room Booking Management

Calendar Features

Calendar Sync
Collaboration Tools
Multi-Device Support
Reminders
Room Booking
Scheduling
Task Manaagement

Scheduling Features

Alerts/Notifications
Appointment Scheduling
Automated Scheduling
Calendar Management
Class Scheduling
Employee Scheduling
Facility Scheduling
Group Scheduling
Interview Scheduling
Meeting Room Booking
Multi-Location
Online Scheduling
Payment Processing
Real-time Scheduling
Reservations
Resource Scheduling
Room Booking Management

Integrations

Close
Gmail
Google Calendar
HubSpot CRM
HubSpot Customer Platform
Mailchimp
Make
Microsoft 365
Microsoft Exchange
Microsoft Outlook
PayPal
Pipedream
Salesroom
Stripe
Zapier
Zoom
Briggs+Walker
Payflow Payment Gateway
ReferralHero
impress.ai

Integrations

Close
Gmail
Google Calendar
HubSpot CRM
HubSpot Customer Platform
Mailchimp
Make
Microsoft 365
Microsoft Exchange
Microsoft Outlook
PayPal
Pipedream
Salesroom
Stripe
Zapier
Zoom
Briggs+Walker
Payflow Payment Gateway
ReferralHero
impress.ai
Claim Cal ID and update features and information
Claim Cal ID and update features and information
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Claim Calendly and update features and information