Booking Calendar vs Online Scheduling and Appointment Booking System
Two WordPress plugins head to head: ranking, active installs, downloads and ratings, from our daily tracking of the WordPress.org directory.
At a glance
Online Scheduling and Appointment Booking System leads the WordPress.org popular list today at #655, ahead of Booking Calendar at #802. Over the last 7 days Online Scheduling and Appointment Booking System slipped 4 places and Booking Calendar climbed 2 places. Online Scheduling and Appointment Booking System has the largest install base, roughly 1.5× the next: 60K+ active installs against 40K+ for Booking Calendar. Downloads this week: Online Scheduling and Appointment Booking System 26,584 and Booking Calendar 5,967. Ratings: Booking Calendar 4.8★ from 657 and Online Scheduling and Appointment Booking System 4.4★ from 586 reviews.
| Metric | Booking Calendar | Online Scheduling and Appointment Booking System |
|---|---|---|
| Popular rank today | #802 ▲ 2 | #655 ▼ 4 |
| Active installs | 40K+ | 60K+ |
| Downloads, last 7 days | 5,967 | 26,584 |
| Rating | 4.8★ (657) | 4.4★ (586) |
| Last updated | Oct 11, 2026 | Oct 26, 2026 |
| Current version | 11.9.1 | 28.7 |
| Best rank on record | #783 | #640 |
| Days in the top 50 | 0 | 0 |
| On WordPress.org since | Aug 2009 | Oct 2014 |
| Sites detected by our detector | 1 | 0 |
Highlighted cells mark the strongest figure in each row. Rank and installs are from the latest WordPress.org capture; downloads are the last seven captured days.
Ranking history Lower is better
Active installs
Downloads per day
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Frequently asked questions
Which is more popular, Booking Calendar or Online Scheduling and Appointment Booking System?
By active installs, Online Scheduling and Appointment Booking System: 60K+ sites run it against 40K+ for Booking Calendar, according to WordPress.org figures captured on October 30, 2026.
Which ranks higher on WordPress.org, Booking Calendar or Online Scheduling and Appointment Booking System?
Online Scheduling and Appointment Booking System, at #655 on the WordPress.org popular plugins list today, with Booking Calendar at #802. The ranking reflects recent installs and moves daily, which is why this page shows the history rather than one snapshot.
Are Booking Calendar or Online Scheduling and Appointment Booking System alternatives to each other?
Yes. All of them are booking plugins, so a site would normally run one of them. The figures above show which one more WordPress sites choose and how that has changed over time.
Where do these numbers come from?
WordPress.org publishes each plugin’s active install count and its position on the popular list. This site records both every day, along with per-day downloads and ratings, so the charts above show how the plugins have moved over time rather than a single day.