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ICS Calendar

v12.3.0

by Room 34 Creative Services, LLC · updated 10 days ago

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

eventsgoogleicloudmicrosoftoutlook
WordPress.org SaveAnalyze reviews Track this plugin
Rank
#1,450
No change0 vs yesterday
Active installs (est.)
≈ 17,000
10K+ reported · Medium
Total downloads
2M
2,039,221 all-time
Rating
4.9/5
72 reviews
Support resolved
100%
1 of 1 threads, last 2 months
Growing·Downloads +13.9% (30d)·Toward 20K+ · ETA ~39d

ICS Calendar at a glance

ICS Calendar is a WordPress plugin by Room 34 Creative Services, LLC with 10K+ active installs, the #1,450 most popular plugin on WordPress.org. On a typical day it’s downloaded about 759 times, 14% more than the month before. It’s rated 4.9 out of 5 from 72 reviews. Version 12.3.0 came out on Oct 29, 2026 and is tested up to WordPress 7.1.4. It leads the 4 plugins tagged “icloud”. It was first released in 2017.

Chart time range

Applies to every chart below. History from Oct 10, 2026, 30 days.

Showing the last 30 days. Full history comes with any paid plan.See plans

Downloads over time

Download stats

26.1K downloads · the last 30 days

Downloads over time
ICS Calendar Compare series
Downloads over time: 18 days across 1 series.05KOct 10Oct 13Oct 16Oct 19Oct 21Oct 24Oct 27
View as table
DateICS Calendar
Oct 27, 2026620
Oct 26, 2026939
Oct 25, 2026531
Oct 24, 20266,773
Oct 23, 20262,775
Oct 22, 2026822
Oct 21, 2026991
Oct 20, 2026696
Oct 19, 20268,468
Oct 18, 20261,169
Oct 17, 2026159
Oct 16, 2026288
Oct 15, 2026285
Oct 14, 2026330
Oct 13, 2026356
Oct 12, 2026384
Oct 11, 2026264
Oct 10, 2026238

Unusual spikes are usually updates, not new installs.

Estimated installs

≈ 16,574 · -3.0% in the last 30 days

Estimated installs
Estimated installs: 13 days across 1 series.16.6K16.8K17KOct 27Oct 29Oct 31Nov 2Nov 5Nov 7Nov 9Oct 30, 2026: Tags changedOct 29, 2026: Tested up to 7.1.4
View as table
DateEstimated installs
Nov 9, 202616,574
Nov 8, 202616,568
Nov 7, 202616,586
Nov 5, 202616,613
Nov 4, 202616,633
Nov 3, 202616,637
Nov 2, 202616,685
Nov 1, 202616,731
Oct 31, 202616,762
Oct 30, 202616,871
Oct 29, 202616,841
Oct 28, 202616,778
Oct 27, 202617,088

Rank over time

#1,450 · up 21 in the last 30 days

Popular rank
Popular rank: 15 days across 1 series.#1.5K#1.5K#1.5KOct 16Oct 27Nov 1Nov 5Nov 9Oct 30, 2026: Tags changedOct 29, 2026: Tested up to 7.1.4
View as table
DateDaily snapshot
Nov 9, 2026#1,450
Nov 8, 2026#1,450
Nov 7, 2026#1,449
Nov 6, 2026#1,450
Nov 5, 2026#1,450
Nov 4, 2026#1,451
Nov 3, 2026#1,451
Nov 2, 2026#1,452
Nov 1, 2026#1,453
Oct 31, 2026#1,455
Oct 30, 2026#1,456
Oct 29, 2026#1,457
Oct 28, 2026#1,456
Oct 27, 2026#1,456
Oct 16, 2026#1,471

Growth %

Average -0.23% a day in the last 30 days

Growth %, day over day
Growth %, day over day: 12 days across 1 series.-1%0%1%Oct 28Oct 30Nov 1Nov 3Nov 5Nov 7Nov 9
View as table
DateGrowth
Nov 9, 2026+0.04%
Nov 8, 2026-0.11%
Nov 7, 2026-0.08%
Nov 5, 2026-0.12%
Nov 4, 2026-0.02%
Nov 3, 2026-0.29%
Nov 2, 2026-0.28%
Nov 1, 2026-0.18%
Oct 31, 2026-0.65%
Oct 30, 2026+0.18%
Oct 29, 2026+0.38%
Oct 28, 2026-1.81%

Active installs band

10K+ on WordPress.org

Active installs (rounded band)
Active installs (rounded band): 15 days across 1 series.9.5K10K10.5KOct 16Oct 27Nov 1Nov 5Nov 9Oct 30, 2026: Tags changedOct 29, 2026: Tested up to 7.1.4
View as table
DateDaily snapshot
Nov 9, 202610K+
Nov 8, 202610K+
Nov 7, 202610K+
Nov 6, 202610K+
Nov 5, 202610K+
Nov 4, 202610K+
Nov 3, 202610K+
Nov 2, 202610K+
Nov 1, 202610K+
Oct 31, 202610K+
Oct 30, 202610K+
Oct 29, 202610K+
Oct 28, 202610K+
Oct 27, 202610K+
Oct 16, 202610K+

Search rankings

Where it appears in WordPress.org search for the searches you track, checked every day.

See where ICS Calendar ranks in search

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Change log

From our daily snapshot of WordPress.org
  1. Rank #1457 → #1450
    • Tags + icloud+ outlookcalendarics
  2. Rank #1456 → #1450
    • Tested up to 7.1.3 → 7.1.4
    • Released 12.3.0 (was 12.2.1)
  3. Rank #1471 → #1451
    • Released 12.2.1 (was 12.1.4.2)

Versions in use

Share of active installs on each published version, from WordPress.org.

  • v12.349%
  • v12.117%
  • v12.212%
  • v12.07.1%
  • Other15%

Rating trend

4.9★★★★★72 reviews · steady in the last 30 days

Requirements & info

Version history
Version
12.3.0
Requires WordPress
5.3
Tested up to
7.1.4
Requires PHP
8.1
First released
May 31, 2017
Last updated
Oct 29, 2026
Releases, last 12 months
…

Questions about ICS Calendar

How many websites use ICS Calendar?

ICS Calendar is active on 10K+ WordPress sites, as WordPress.org reports it. WordPress.org rounds the number down, so the real count is somewhat higher. That makes it the #1,450 most popular plugin on WordPress.org.

How many times has ICS Calendar been downloaded?

2,039,221 times in total since 2017. On a typical day it’s downloaded about 759 times. See download stats

When was ICS Calendar last updated?

Version 12.3.0 came out on Oct 29, 2026 (1 week ago). See every release

Is ICS Calendar compatible with the latest WordPress?

Yes. It’s tested up to WordPress 7.1.4, the current version.

Does ICS Calendar have known security vulnerabilities?

None that affect the current version. WPVulnerability’s database lists 3 older issues, fixed in earlier versions, so keep ICS Calendar up to date. See its security record

Is ICS Calendar still maintained?

Yes. Its last release was 1 week ago. Its authors resolved 1 of the 1 support threads opened in the last two months.

What rating does ICS Calendar have?

4.9 out of 5 from 72 reviews on WordPress.org. 96% of them give 5 stars.

What are the best alternatives to ICS Calendar?

The plugins most like ICS Calendar, by the tags they share, are Simple Calendar (50K+), WP Google Analytics Events (5K+) and Site Kit by Google (5M+). Compare all alternatives

Latest reviews

Analyze reviews
All reviews on WordPress.org

Review stats

4.9

★★★★★

72 reviews

  • 5 stars: 69 reviews, 96%
  • 4 stars: 2 reviews, 3%
  • 3 stars: 0 reviews, 0%
  • 2 stars: 1 reviews, 1%
  • 1 stars: 0 reviews, 0%
Positive
99%4–5★
Mixed
0%3★
Critical
1%1–2★
  • About 29 more 5★ reviews would lift it to 5.0.
  • Each new 1★ review takes 57 five-star reviews to balance out.

Compare with competitors

Add up to 1 competitor. No account needed.

Starter · 1 competitor
ICS Calendar
Suggested:
Metric
ICS Calendar
Estimated installs≈ 17,000
Reported installs10K+
Rating4.9
Reviews72
Total downloads2M
AuthorRoom 34 Creative Services, LLC
First releasedMay 31, 2017
Version12.3.0
Requires WP5.3
Requires PHP8.1
Last updatedOct 29, 2026

Alternatives to ICS Calendar

Compare all alternatives

Popular plugins with the same tags, the most in common first.

Side by side:ICS Calendar vs Simple CalendarICS Calendar vs WP Google Analytics EventsICS Calendar vs Site Kit by Google

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