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Simple CSS

v1.1.1

by Tom · updated 1 year ago

Add CSS to your website through an admin editor, the Customizer or a metabox for page/post specific CSS.

cssCSS Customizercustom csssimple cssSimple Custom CSS
WordPress.org SaveAnalyze reviews Track this plugin
Rank
#544
No change0 vs yesterday
Active installs (est.)
≈ 82,000
80K+ reported · Medium
Total downloads
567.3K
567,298 all-time
Rating
4.9/5
60 reviews
Support resolved
–
0 of 0 threads, last 2 months
Growing·Downloads +37.6% (30d)·Toward 90K+ · ETA ~8d

Simple CSS at a glance

Simple CSS is a WordPress plugin by Tom with 80K+ active installs, the #544 most popular plugin on WordPress.org. On a typical day it’s downloaded about 74 times, 38% more than the month before. It’s rated 4.9 out of 5 from 60 reviews. Version 1.1.1 came out on Sep 15, 2025, more than a year ago. It is tested up to WordPress 6.8.12. It leads the 2 plugins tagged “simple css”. It was first released in 2015.

Chart time range

Applies to every chart below. History from Oct 9, 2026, 31 days.

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

Downloads over time

Download stats

2.1K downloads · the last 30 days

Downloads over time
Simple CSS Compare series
Downloads over time: 30 days across 1 series.50100Oct 9Oct 14Oct 19Oct 24Oct 28Nov 2Nov 7Oct 29, 2026: Tested up to 6.8.12
View as table
DateSimple CSS
Nov 7, 202648
Nov 6, 202659
Nov 5, 202672
Nov 4, 202662
Nov 3, 202686
Nov 2, 202695
Nov 1, 202658
Oct 31, 202664
Oct 30, 202678
Oct 29, 202676
Oct 28, 2026102
Oct 27, 202692
Oct 26, 202682
Oct 25, 202656
Oct 24, 202647
Oct 23, 202692
Oct 22, 202694
Oct 21, 2026101
Oct 20, 202668
Oct 19, 202659
Oct 18, 202647
Oct 17, 202659
Oct 16, 202676
Oct 15, 2026125
Oct 14, 202651
Oct 13, 202671
Oct 12, 202655
Oct 11, 202634
Oct 10, 202656
Oct 9, 202673

Unusual spikes are usually updates, not new installs.

Estimated installs

≈ 81,542 · -0.4% in the last 30 days

Estimated installs
Estimated installs: 12 days across 1 series.81.4K81.6K81.8K82KOct 27Oct 29Oct 31Nov 2Nov 4Nov 8Oct 29, 2026: Tested up to 6.8.12
View as table
DateEstimated installs
Nov 8, 202681,542
Nov 7, 202681,433
Nov 5, 202682,060
Nov 4, 202681,871
Nov 3, 202681,656
Nov 2, 202681,759
Nov 1, 202681,647
Oct 31, 202681,782
Oct 30, 202681,884
Oct 29, 202681,898
Oct 28, 202681,782
Oct 27, 202681,884

Rank over time

#544

Popular rank
Popular rank: 14 days across 1 series.#542#543#544#545Oct 16Oct 27Oct 31Nov 4Nov 8Oct 29, 2026: Tested up to 6.8.12
View as table
DateDaily snapshot
Nov 8, 2026#544
Nov 7, 2026#544
Nov 6, 2026#543
Nov 5, 2026#542
Nov 4, 2026#542
Nov 3, 2026#543
Nov 2, 2026#544
Nov 1, 2026#545
Oct 31, 2026#544
Oct 30, 2026#544
Oct 29, 2026#544
Oct 28, 2026#545
Oct 27, 2026#545
Oct 16, 2026#544

Growth %

Average -0.03% a day in the last 30 days

Growth %, day over day
Growth %, day over day: 11 days across 1 series.0%Oct 28Oct 30Nov 1Nov 4Nov 8
View as table
DateGrowth
Nov 8, 2026+0.13%
Nov 7, 2026-0.38%
Nov 5, 2026+0.23%
Nov 4, 2026+0.26%
Nov 3, 2026-0.13%
Nov 2, 2026+0.14%
Nov 1, 2026-0.17%
Oct 31, 2026-0.13%
Oct 30, 2026-0.02%
Oct 29, 2026+0.14%
Oct 28, 2026-0.13%

Active installs band

80K+ on WordPress.org

Active installs (rounded band)
Active installs (rounded band): 14 days across 1 series.80KOct 16Oct 27Oct 31Nov 4Nov 8Oct 29, 2026: Tested up to 6.8.12
View as table
DateDaily snapshot
Nov 8, 202680K+
Nov 7, 202680K+
Nov 6, 202680K+
Nov 5, 202680K+
Nov 4, 202680K+
Nov 3, 202680K+
Nov 2, 202680K+
Nov 1, 202680K+
Oct 31, 202680K+
Oct 30, 202680K+
Oct 29, 202680K+
Oct 28, 202680K+
Oct 27, 202680K+
Oct 16, 202680K+

Search rankings

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

See where Simple CSS ranks in search

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Change log

From our daily snapshot of WordPress.org
  1. Rank #545 → #542Downloads -19%
    • Tested up to 6.8.11 → 6.8.12

Versions in use

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

  • v1.199%
  • Other1.0%

Rating trend

4.9★★★★★60 reviews · steady in the last 30 days

Requirements & info

Version history
Version
1.1.1
Requires WordPress
4.0
Tested up to
6.8.12
Requires PHP
–
First released
Nov 21, 2015
Last updated
Sep 15, 2025
Releases, last 12 months
…

Questions about Simple CSS

How many websites use Simple CSS?

Simple CSS is active on 80K+ WordPress sites, as WordPress.org reports it. WordPress.org rounds the number down, so the real count is somewhat higher. That makes it the #544 most popular plugin on WordPress.org.

How many times has Simple CSS been downloaded?

567,298 times in total since 2015. On a typical day it’s downloaded about 74 times. See download stats

When was Simple CSS last updated?

Version 1.1.1 came out on Sep 15, 2025 (1 year ago). See every release

Is Simple CSS compatible with the latest WordPress?

Simple CSS’s readme says it’s tested up to WordPress 6.8.12, while the current version is 7.1. That doesn’t mean it breaks, but its author hasn’t confirmed it works with the latest releases.

Does Simple CSS have known security vulnerabilities?

No. WPVulnerability’s database lists no known vulnerabilities for Simple CSS. See its security record

Is Simple CSS still maintained?

Its last release was 1 year ago, so it may no longer be actively maintained. No support threads were opened in the last two months.

What rating does Simple CSS have?

4.9 out of 5 from 60 reviews on WordPress.org. 93% of them give 5 stars.

What are the best alternatives to Simple CSS?

The plugins most like Simple CSS, by the tags they share, are Simple Custom CSS Plugin (100K+), WP Add Custom CSS (60K+) and TJ Custom CSS (8K+). Compare all alternatives

Latest reviews

Analyze reviews
All reviews on WordPress.org

Review stats

4.9

★★★★★

60 reviews

  • 5 stars: 56 reviews, 93%
  • 4 stars: 4 reviews, 7%
  • 3 stars: 0 reviews, 0%
  • 2 stars: 0 reviews, 0%
  • 1 stars: 0 reviews, 0%
Positive
100%4–5★
Mixed
0%3★
Critical
0%1–2★
  • About 21 more 5★ reviews would lift it to 5.0.
  • Each new 1★ review takes 59 five-star reviews to balance out.

Compare with competitors

Add up to 1 competitor. No account needed.

Starter · 1 competitor
Simple CSS
Suggested:
Metric
Simple CSS
Estimated installs≈ 82,000
Reported installs80K+
Rating4.9
Reviews60
Total downloads567.3K
AuthorTom
First releasedNov 21, 2015
Version1.1.1
Requires WP4.0
Requires PHP–
Last updatedSep 15, 2025

Alternatives to Simple CSS

Compare all alternatives

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

Side by side:Simple CSS vs Simple Custom CSS PluginSimple CSS vs WP Add Custom CSSSimple CSS vs TJ Custom CSS

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