WP Simple Booking Calendar

81 Quality Score

Active Installs

19/30

With 20,000 active installs it is a mid-tier plugin, far behind The Events Calendar's 700,000 but on par with WP Booking System in its niche.

Update Freshness

25/25

A perfect maintenance score reflects a very recent update on 2026-06-29 and clean compatibility signals across the scoring inputs.

User Rating

14/15

The 96 out of 100 rating from 228 users is excellent and suggests real-world satisfaction, though the sample size is modest.

Support Health

8/15

Support health is the weak link at 50 out of 100, driven by 0 tracked support threads and 0 resolutions, so you are largely on your own if something breaks.

WP Compatibility

15/15

Full marks for compatibility, supporting WordPress 4.7 through 7.0 and PHP 5.6, which covers essentially every site still running today.

Scores higher than 84% of indexed plugins

About

This booking calendar shows when something is booked or available. Use it to show when your holiday home is available for rent, for example.

Active Installs 20k+

Rating ★★★★½ 4.8/5

Last Updated 2026-06-29 10:55am GMT

Requires WordPress 4.7+

Tested Up To 7.0.4

Requires PHP 5.6+

Security History

4 known vulnerabilities, all patched

1 High 3 Medium

Most recent: April 16, 2025

View details ▸

What It Does

WP Simple Booking Calendar is a lightweight front-end availability calendar that lets site owners mark dates as booked or available and display the result on any page via shortcode. It is a display layer, not a full booking engine: it does not process payments, send confirmations, or capture guest details.

Who It's For

It is best for vacation rental owners, B&B operators, and small property managers who want a simple visual availability grid embedded on a listing page. It also fits any business that just needs to show customers which dates are taken without building a full reservation workflow.

Who Should Skip It

Anyone who needs online payments, automated confirmations, multi-resource scheduling, or guest-facing booking forms should skip this plugin and choose a full booking system. If you only need a calendar widget on a few pages, a static Google Calendar embed may be enough.

The Bottom Line

WP Simple Booking Calendar earns an overall quality score of 81.16 out of 100 and does one thing well: showing a clean availability calendar on your site. Its main limitation is the near-zero public support activity, so buyers should be comfortable troubleshooting on their own or through documentation.

Related Plugins

The Events Calendar 90/100

Pick this if your 'availability' is really a list of public events with ticketing, recurring rules, and organizer tools rather than a rental calendar.

Booking Calendar 83/100

Pick this when you need a true two-sided booking workflow where visitors can request or book dates, not just view availability.

Online Scheduling and Appointment Booking System - Bookly 82/100

Pick this for appointment-based businesses like salons, clinics, or consultants that need time slots, staff management, and payment integrations.

WP Booking System - Booking Calendar 81/100

Pick this if you want a similar simple availability grid but with a built-in front-end booking form and more modern pricing tiers.

SimplyBook.me - Booking and reservations calendar 81/100

Pick this for a hosted SaaS-style booking layer with confirmations, reminders, and deposits, accepting that more features depend on their cloud service.