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Skt NURCaptcha

v3.6.1

by Carlos E. G. Barbosa · updated 3 months ago

NURCaptcha inserts a reCAPTCHA on the Register Form of your site to protect it against spambots.

captchalogin formnew usersecurityspambots
WordPress.org SaveAnalyze reviews Track this plugin
Rank
#15,352
Up85 vs yesterday
Active installs (est.)
≈ 134
100+ reported · High
Total downloads
27.9K
27,935 all-time
Rating
4.5/5
8 reviews
Support resolved
–
0 of 0 threads, last 2 months
Growing·Downloads +18.2% (30d)·Toward 200+ · ETA unknown

Skt NURCaptcha at a glance

Skt NURCaptcha is a WordPress plugin by Carlos E. G. Barbosa with 100+ active installs, the #15,352 most popular plugin on WordPress.org. On a typical day it’s downloaded about 7 times, 18% more than the month before. It’s rated 4.5 out of 5 from 8 reviews. Version 3.6.1 came out on Jul 30, 2026 and is tested up to WordPress 6.1.16. It leads the 3 plugins tagged “spambots”. It was first released in 2011.

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

195 downloads · the last 30 days

Downloads over time
Skt NURCaptcha Compare series
Downloads over time: 28 days across 1 series.510Oct 10Oct 15Oct 19Oct 24Oct 28Nov 2Nov 6Oct 29, 2026: Tested up to 6.1.16
View as table
DateSkt NURCaptcha
Nov 6, 202612
Nov 5, 20267
Nov 4, 20266
Nov 3, 202610
Nov 2, 202610
Nov 1, 202611
Oct 31, 20266
Oct 30, 20265
Oct 29, 20267
Oct 28, 20266
Oct 27, 20264
Oct 26, 20265
Oct 25, 20269
Oct 24, 202610
Oct 23, 20264
Oct 22, 20267
Oct 21, 20265
Oct 20, 20265
Oct 19, 20269
Oct 18, 20266
Oct 17, 20268
Oct 16, 20267
Oct 15, 20266
Oct 14, 20269
Oct 13, 20263
Oct 12, 20263
Oct 11, 20266
Oct 10, 20269

Unusual spikes are usually updates, not new installs.

Estimated installs

≈ 134 · -2.9% in the last 30 days

Estimated installs
Estimated installs: 13 days across 1 series.132134136138Oct 27Oct 29Oct 31Nov 2Nov 5Nov 7Nov 9Oct 29, 2026: Tested up to 6.1.16
View as table
DateEstimated installs
Nov 9, 2026134
Nov 8, 2026133
Nov 7, 2026133
Nov 5, 2026133
Nov 4, 2026133
Nov 3, 2026134
Nov 2, 2026134
Nov 1, 2026133
Oct 31, 2026132
Oct 30, 2026133
Oct 29, 2026132
Oct 28, 2026133
Oct 27, 2026138

Rank over time

#15,352 · up 134 in the last 30 days

Popular rank
Popular rank: 13 days across 1 series.#15.4K#15.4K#15.5K#15.5KOct 27Oct 30Nov 2Nov 5Nov 7Nov 9Oct 29, 2026: Tested up to 6.1.16
View as table
DateDaily snapshot
Nov 9, 2026#15,352
Nov 8, 2026#15,437
Nov 7, 2026#15,472
Nov 6, 2026#15,450
Nov 5, 2026#15,474
Nov 4, 2026#15,440
Nov 3, 2026#15,398
Nov 2, 2026#15,390
Nov 1, 2026#15,470
Oct 31, 2026#15,479
Oct 30, 2026#15,457
Oct 28, 2026#15,498
Oct 27, 2026#15,486

Growth %

Average -0.23% a day in the last 30 days

Growth %, day over day
Growth %, day over day: 12 days across 1 series.-2%0%2%Oct 28Oct 30Nov 1Nov 3Nov 5Nov 7Nov 9
View as table
DateGrowth
Nov 9, 2026+0.75%
Nov 8, 20260.00%
Nov 7, 20260.00%
Nov 5, 20260.00%
Nov 4, 2026-0.75%
Nov 3, 20260.00%
Nov 2, 2026+0.75%
Nov 1, 2026+0.76%
Oct 31, 2026-0.75%
Oct 30, 2026+0.76%
Oct 29, 2026-0.75%
Oct 28, 2026-3.62%

Active installs band

100+ on WordPress.org

Active installs (rounded band)
Active installs (rounded band): 14 days across 1 series.95100105Oct 27Oct 29Oct 31Nov 2Nov 5Nov 7Nov 9Oct 29, 2026: Tested up to 6.1.16
View as table
DateDaily snapshot
Nov 9, 2026100+
Nov 8, 2026100+
Nov 7, 2026100+
Nov 6, 2026100+
Nov 5, 2026100+
Nov 4, 2026100+
Nov 3, 2026100+
Nov 2, 2026100+
Nov 1, 2026100+
Oct 31, 2026100+
Oct 30, 2026100+
Oct 29, 2026100+
Oct 28, 2026100+
Oct 27, 2026100+

Search rankings

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

See where Skt NURCaptcha ranks in search

Track this plugin to check its position for the searches you choose, daily, with an alert when it moves.

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Change log

From our daily snapshot of WordPress.org
  1. Rank #15498 → #15474Downloads +41.7%
    • Tested up to 6.1.15 → 6.1.16

Versions in use

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

  • v3.673%
  • v3.527%

Rating trend

4.5★★★★★8 reviews · steady in the last 30 days

Requirements & info

Version history
Version
3.6.1
Requires WordPress
5.0
Tested up to
6.1.16
Requires PHP
–
First released
Sep 19, 2011
Last updated
Jul 30, 2026
Releases, last 12 months
…

Questions about Skt NURCaptcha

How many websites use Skt NURCaptcha?

Skt NURCaptcha is active on 100+ WordPress sites, as WordPress.org reports it. WordPress.org rounds the number down, so the real count is somewhat higher. That makes it the #15,352 most popular plugin on WordPress.org.

How many times has Skt NURCaptcha been downloaded?

27,935 times in total since 2011. On a typical day it’s downloaded about 7 times. See download stats

When was Skt NURCaptcha last updated?

Version 3.6.1 came out on Jul 30, 2026 (3 months ago).

Is Skt NURCaptcha compatible with the latest WordPress?

Skt NURCaptcha’s readme says it’s tested up to WordPress 6.1.16, 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.

Is Skt NURCaptcha still maintained?

Yes. Its last release was 3 months ago. No support threads were opened in the last two months.

What rating does Skt NURCaptcha have?

4.5 out of 5 from 8 reviews on WordPress.org. 88% of them give 5 stars.

What are the best alternatives to Skt NURCaptcha?

The plugins most like Skt NURCaptcha, by the tags they share, are SiteGuard WP Plugin (600K+), WPBruiser Security (10K+) and Login Security Captcha (10K+). Compare all alternatives

Latest reviews

Analyze reviews
All reviews on WordPress.org

Review stats

4.5

★★★★★

8 reviews

  • 5 stars: 7 reviews, 88%
  • 4 stars: 0 reviews, 0%
  • 3 stars: 0 reviews, 0%
  • 2 stars: 0 reviews, 0%
  • 1 stars: 1 reviews, 13%
Positive
88%4–5★
Mixed
0%3★
Critical
13%1–2★
  • About 1 more 5★ reviews would lift it to 4.6.
  • Each new 1★ review takes 7 five-star reviews to balance out.

Compare with competitors

Add up to 1 competitor. No account needed.

Starter · 1 competitor
Skt NURCaptcha
Suggested:
Metric
Skt NURCaptcha
Estimated installs≈ 134
Reported installs100+
Rating4.5
Reviews8
Total downloads27.9K
AuthorCarlos E. G. Barbosa
First releasedSep 19, 2011
Version3.6.1
Requires WP5.0
Requires PHP–
Last updatedJul 30, 2026

Alternatives to Skt NURCaptcha

Compare all alternatives

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Side by side:Skt NURCaptcha vs SiteGuard WP PluginSkt NURCaptcha vs WPBruiser SecuritySkt NURCaptcha vs Login Security Captcha