Cal.com is scheduling as infrastructure: open source, self-hostable, API-first, with an app store and routing logic you can extend as far as you are willing to build. Lyncta is a hosted product with booking as one feature among several — link page, email, SMS, QR codes, short links — and no self-hosting option. The choice is mostly about control. If you want to own the deployment and extend the scheduler, Cal.com. If you want the booking link to sit on a page that also runs your campaigns, Lyncta.
Where Lyncta wins: Nothing to host or operate — Lyncta is a managed product with a free tier and no infrastructure to run. A public link-in-bio page with the booking link on it, rather than a booking link on its own. Email and SMS campaigns from a shared contact list. Dynamic QR codes and branded short links on l1n.it, both tracked. One analytics view spanning bookings, page views, link clicks, QR scans and campaigns. The interface is translated into nine languages.
Where Cal.com is the better choice: You want to self-host or keep scheduling data inside your own infrastructure. You are embedding scheduling into your own application and need an API-first design. You need round-robin, collective events or routing forms for a team. You use calendars other than Google. You want to extend the product yourself — Lyncta is closed source.
Can I self-host Lyncta? No. Lyncta is a hosted product and is not open source. If owning the deployment and the data is a requirement, Cal.com is the right choice and Lyncta cannot meet it.
Does Lyncta have an API? Yes, on the Business plan at $29 per month. It is not API-first in the way Cal.com is, so if you are embedding scheduling inside your own product, Cal.com is the better foundation.
Why pick Lyncta over Cal.com for scheduling? Because the booking link lives on a link-in-bio page that also carries your other links and contact options, and because the people who book land in the same contact list you send email and SMS campaigns from. Cal.com schedules; Lyncta schedules and then follows up.
Does Lyncta support team scheduling? Only lightly. Business accounts have staff members with scoped permissions, but there is no round-robin distribution, collective events or pooled availability. Cal.com is considerably stronger there.