Online Scheduling and Appointment… vs WP Booking System – Booking Calendar (2026)
Detailed side-by-side comparison of two WordPress plugins, based on real-time data from WordPress.org.
Online Scheduling and Appointment…
70K+ active installs
Free
WP Booking System – Booking Calendar
20K+ active installs
Free
Quick Verdict
As of April 2026, WP Booking System – Booking Calendar has a higher user rating (4.9/5 from 335 reviews) while Online Scheduling and Appointment… leads in active installations (70K+ vs 20K+). Both are free WordPress plugins. Online Scheduling and Appointment… has accumulated 3.6M+ total downloads while WP Booking System – Booking Calendar has 340K+. WP Booking System – Booking Calendar has a higher support resolution rate (100% vs 100%).
Detailed Comparison
| Metric | Online Scheduling and Appointment… | WP Booking System – Booking Calendar | |
|---|---|---|---|
| Rating | 4.4/5 | ► | 4.9/5 |
| Total Reviews | 560 | ◄ | 335 |
| Active Installs | 70K+ | ◄ | 20K+ |
| Total Downloads | 3.6M+ | ◄ | 340K+ |
| Support Resolution | 100% | 100% | |
| Last Updated | 2 weeks ago | ◄ | 3 months ago |
| First Released | 2014 | 2014 | |
| Age | 12 years | 12 years | |
| WP Requires | 3.7+ | 4.7+ | |
| PHP Requires | 5.3.7+ | 5.6+ | |
| Business Model | Free | Free | |
| Latest Version | 27.2 | 2.0.19.13 |
Rating Breakdown
Online Scheduling and Appointment…
WP Booking System – Booking Calendar
Download Trends
Over the past 30 days, Online Scheduling and Appointment… averaged approximately 3,014 daily downloads while WP Booking System – Booking Calendar averaged 90.
Recent Reviews
Online Scheduling and Appointment… Reviews
Usefull to start
Thanks to realsease a version to start with
Good plugin
very functional plugin and very effective assistance
TOP customer service
I am using Bookly for more than 3 years without issues. I reach the support team and they solve my question in less then a day. Great team.
WP Booking System – Booking Calendar Reviews
Great PlugIn | Exceptional Support | Smooth Airbnb sync
An high end property needs a high end booking system – WPBS is the perfect fit We own and operate a globally unique, ultra-sustainable holiday rental property, Warksburn Old Church. We only offer t
great plugin, even greater support
great plugin, sometimes i miss some features in the faq or in the documentation, but a great support. Fast, they even log in to my site back-end and help. Always looking for solutions, great ical sync
Best booking system plugin
I have to say, among all the plugins that I have tried, WP Booking System deserves the best review. This plugin is very stable, well documented with awesome support!
More Booking Calendar Worth Comparing
Top alternatives in the same category as Online Scheduling and Appointment… and WP Booking System – Booking Calendar
WP Booking Calendar plugin for full-day bookings, time-slot appointments, rentals & events. Accept bookings and inquiries with flexible contact forms
This booking calendar shows when something is booked or available. Use it to show when your holiday home is available for rent, for example.
Booking Package is the simplest solution for integrating an online appointment booking calendar system and event calendar into your WordPress website.
Easily add FareHarbor reservation calendars, booking embeds, and buttons to your site.
Showing events listing from .ics feeds or sync bookings from different sources to your website
Appointment booking and event calendar for WordPress. Services, staff, availability, shortcodes, and email notifications. Prevents double-booking.
Frequently Asked Questions
Is Online Scheduling and Appointment… or WP Booking System – Booking Calendar more popular?
Which has better ratings — Online Scheduling and Appointment… or WP Booking System – Booking Calendar?
Are Online Scheduling and Appointment… and WP Booking System – Booking Calendar free?
Which plugin has better support — Online Scheduling and Appointment… or WP Booking System – Booking Calendar?
Which plugin is updated more frequently?
Plugin data sourced from WordPress.org. Comparison and analysis by PluginSift.