WordPress plugin comparison

Online Scheduling and Appointment Booking System vs Cal.com

Online Scheduling and Appointment Booking System

by Bookly

60K+ installs4.4

Cal.com

by Cal.com

2K+ installs3.7

At a glance

Online Scheduling and Appointment Booking System has more active installs: 60K+, against 2K+ for Cal.com.
On a typical day, Online Scheduling and Appointment Booking System is downloaded about 635 times, Cal.com about 51.
Online Scheduling and Appointment Booking System is rated higher: 4.4 out of 5 from 587 reviews, against 3.7 from 3 reviews.
Online Scheduling and Appointment Booking System was updated more recently: Oct 26, 2026, against Oct 12, 2026 for Cal.com.
Both are tested up to WordPress 7.1.4.
Online Scheduling and Appointment Booking System has been around longer: since 2014, against 2022 for Cal.com.

Online Scheduling and Appointment Booking System leads on 6 of 6 comparable lines.

Metric	Online Scheduling and Appointment Booking System	Cal.com
Popular rank	#658	#4,996
Active installs	60K+	2K+
Downloads, last 30 days	61K	1.3K
Rating	4.4(587)	3.7(3)
Support threads resolved	0%	–
Tested up to	7.1.4	7.1.4
Search multiplier	×1.02	×0.61
Last release	15 days ago	29 days ago
Requires PHP	5.3.7	7.4

From WordPress.org's public data, refreshed every night. Downloads are WordPress.org's official daily figures for the last 30 days.

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