Cal.com is described as 'Open-source appointment scheduler offering self-hosted or hosted white-label deployments, API-driven integration, customizable features, and control over data' and is a appointment scheduler in the office & productivity category. There are more than 100 alternatives to Cal.com for a variety of platforms, including Web-based, SaaS, Android, iPhone and iPad apps. The best Cal.com alternative is Thunderbird Appointment, which is both free and Open Source. Other great apps like Cal.com are Lunacal, Notion Calendar, Calendly and Cal ID.
Gace is an online booking platform for independent professionals such as psychologists, coaches, personal trainers, doctors, hairdressers, and consultants. Instead of coordinating appointments via WhatsApp or email, professionals can create a booking page on Gace with their...
TimeFlux streamlines your scheduling process. Create specialized meeting types, share your personalized link, and let clients book instantly.
iMeetify is the perfect scheduling tool for anyone who wants to streamline their scheduling process and stay organized. Whether you’re an individual trying to manage your schedule or a business trying to coordinate with a team or clients, iMeetify has everything you need to get...
ShareAvailability connects to your Google Calendar (read-only) and generates a clean, plain-text list of your available time slots. You copy the text and paste it into any email, Slack message, text, WhatsApp, or DM.
United States
User-friendly online booking page with iOS and Android apps to manage appointments for service professionals and their teams.
Spain
EU
Appointico helps freelancers and companies to simplify the appointment booking process for themselves and their customers. The available timeslots are created in the planning calendar in just a few minutes and the booking link can then be shared directly with your customers.
GermanyEU
Designed for busy professionals who need fast, flexible scheduling. Aivee Booking uses AI and Smart Prompt Scheduling to instantly find the ideal time for your 1-on-1 meetings — all from a single, one-off link.
Singapore
Zencal is like Calendly, but free and with better teamwork. It allows you to add multiple teams and sync everyone’s calendars. It's easy to sell meetings as a subscription and multiple meetings in a batch.
PolandEU
CalenQ is a scheduling tool that combines meeting booking with integrated payments. Share one booking link and clients pick a time and pay — over UPI, cards, Net Banking, or PayPal — and the meeting lands on your calendar automatically with reminders.
Cale is an API-first appointment scheduling system that integrates easily with your application, providing businesses with a reliable way to manage reservations. It supports multi-tenancy, allowing you to handle multiple clients or environments (such as testing and production)...
OpenSlot is an Outlook add-in and web app for scheduling meetings by email. Pick the people, a date window and a timezone; OpenSlot checks their Microsoft 365 free/busy and returns one clean list of every time slot when everyone is free, grouped by day and ready to paste.
United States
