ICS Calendar

80 Quality Score

Active Installs

18/30

With roughly 10,000 active installs and a 60/30 popularity score, ICS Calendar sits well below mainstream calendar and event plugins like The Events Calendar (700,000+ installs), indicating a niche but stable user base.

Update Freshness

25/25

Maintenance scores a perfect 100/25, with the plugin updated as recently as July 2026 and tested against WordPress 7.0.1, showing an actively maintained codebase.

User Rating

15/15

A 98/100 user rating from 72 reviews is exceptional and suggests most users who try this plugin are highly satisfied with how it solves their specific problem.

Support Health

8/15

Support health is the weak link at 50/15, with only 3 threads total and a 33.3% resolution rate, meaning response consistency is unproven at scale.

WP Compatibility

15/15

Compatibility hits the maximum 100/15, requiring only PHP 7.4 and WordPress 5.3, which covers virtually every current WordPress install.

Scores higher than 79% of indexed plugins

About

Add the calendar you already use to any WordPress site! Google Calendar, Microsoft 365, iCloud and more… no API keys or complicated setup required.

Active Installs 10k+

Rating ★★★★½ 4.9/5

Last Updated 2026-09-21 2:58pm GMT

Requires WordPress 5.3+

Tested Up To 7.1.2

Requires PHP 7.4+

Security History

4 known vulnerabilities, all patched

2 High 2 Medium

Most recent: July 10, 2026

View details ▸

What It Does

ICS Calendar lets WordPress site owners embed an external calendar feed (Google Calendar, Microsoft 365, iCloud, Outlook, or any URL serving an .ics file) directly into pages or widgets using a shortcode. It parses the feed server-side, then renders events in a customizable view, with no API keys or OAuth flow required from the user.

Who It's For

This is a strong fit for small businesses, community groups, clubs, churches, and event-driven sites that already maintain a calendar in Google Calendar, Apple iCloud, or Microsoft 365 and simply want to publish those events on their WordPress site without re-keying anything. It also suits developers who want a lightweight, no-authentication solution over heavyweight event plugins.

Who Should Skip It

If you need full event management with ticketing, registrations, custom post types, or RSVP handling, this is the wrong tool, and you will be better served by The Events Calendar. Users who need recurring event editing, venue databases, or WooCommerce integration will also find this plugin too lightweight.

The Bottom Line

ICS Calendar does one specific thing, embedding external ICS feeds into WordPress, and does it well, earning an 80.11/100 overall quality score. The near-perfect user rating and recent updates are genuine strengths, but the low install count and minimal support footprint mean anyone with complex needs or who values strong support responsiveness should look elsewhere. For its intended narrow use case, it is a dependable, lightweight choice.

Related Plugins

The Events Calendar 90/100

Pick this instead if you need a full event management system with custom post types, venues, organizers, ticketing, and recurring events rather than just displaying an external feed.

Site Kit by Google 94/100

This is not a direct competitor; choose Site Kit only if your real need is connecting Google services like Analytics, Search Console, and AdSense rather than embedding a calendar.

Widgets for Google Reviews 94/100

Pick this instead if your goal is displaying Google Business reviews on your site, not embedding calendar events.