can i fork it?
freeproprietary, freeHosted★ $0 forever

Koalendar Free

Unlimited booking pages and two calendar connections; payments, forms, reminders and team routing are paid.

Technical Profile & Specs

verified 2026-08-10

Cost
$0 / forever (Free tier / Free tool)
License
proprietary, free
Hosting Model
Hosted (their cloud)
Platforms
webextensionthey host it
Installation
Hosted signup and calendar connection
Operational Setup
The first setup step is granting calendar OAuth access; paid-only forms, reminders, payments, and team features appear quickly once the booking flow becomes more than basic.
Where Your Data Lives
Booking pages, invitee answers, and availability settings live in Koalendar's cloud, while confirmed bookings are synchronized to connected Google, Outlook, or iCloud calendars; the internal format is not disclosed.
The Catch / Trade-off
Payments, intake forms, automated reminders, group events, and team routing are paid, so the free product stops at uncomplicated one-to-one scheduling.

Replaces 3 paid apps

up to $21/mo ($252/yr) in subscriptions

Koalendar Free FAQ

Common questions

Is Koalendar Free free and open source?+

Koalendar Free is a free tool that runs on hosted. Unlimited booking pages and two calendar connections; payments, forms, reminders and team routing are paid.

What paid software does Koalendar Free replace?+

Koalendar Free serves as a free replacement for 3 paid SaaS applications: Calendly, TidyCal, YouCanBookMe, saving up to $21/month ($252/year) in subscription bills.

How do you install and set up Koalendar Free?+

Installation: Hosted signup and calendar connection. Setup notes: The first setup step is granting calendar OAuth access; paid-only forms, reminders, payments, and team features appear quickly once the booking flow becomes more than basic.

What is the catch or trade-off with Koalendar Free?+

Payments, intake forms, automated reminders, group events, and team routing are paid, so the free product stops at uncomplicated one-to-one scheduling.