Limited-Time Offer

Get Extra 20% off on FullCharge Yearly Plan — available for first 10 users only. Don’t miss out! 🚀

TrackWP

BT Captcha

v1.0

by Payadl · updated 15 years ago

BT Captcha - simple, Bilingual, Flexible, Protect Your WP Blog Against Comment Spams

botcaptchacommentsrobotspam
WordPress.org SaveAnalyze reviews Track this plugin
Rank
#48,304
Down3,607 vs yesterday
Active installs (est.)
≈ 11
10+ reported · High
Total downloads
8.4K
8,393 all-time
Rating
5.0/5
1 reviews
Support resolved
–
0 of 0 threads, last 2 months

BT Captcha at a glance

BT Captcha is a WordPress plugin by Payadl with 10+ active installs, the #48,304 most popular plugin on WordPress.org. It’s rated 5.0 out of 5 from 1 review. Version 1.0 came out on Sep 21, 2011, more than 15 years ago. It is tested up to WordPress 3.2.1. Among the 13 plugins tagged “robot”, it ranks #13. It was first released in 2011.

Chart time range

Applies to every chart below. History from Oct 27, 2026, 13 days.

Downloads over time

Download stats

22 downloads · the last 30 days

Downloads over time
BT Captcha Compare series
Downloads over time: 13 days across 1 series.0510Oct 28Oct 30Nov 1Nov 3Nov 5Nov 7Nov 9
View as table
DateBT Captcha
Nov 9, 202611
Nov 8, 20260
Nov 7, 20260
Nov 6, 20260
Nov 5, 20260
Nov 4, 20260
Nov 3, 20260
Nov 2, 20260
Nov 1, 20260
Oct 31, 20260
Oct 30, 202611
Oct 29, 20260
Oct 28, 20260

Unusual spikes are usually updates, not new installs.

Estimated installs

≈ 11 · -8.3% in the last 30 days

Estimated installs
Estimated installs: 12 days across 1 series.11121314Oct 28Oct 30Nov 1Nov 3Nov 5Nov 7Nov 9
View as table
DateEstimated installs
Nov 9, 202611
Nov 8, 202611
Nov 7, 202613
Nov 5, 202612
Nov 4, 202611
Nov 3, 202614
Nov 2, 202612
Nov 1, 202612
Oct 31, 202612
Oct 30, 202612
Oct 29, 202612
Oct 28, 202612

Rank over time

#48,304 · down 2,387 in the last 30 days

Popular rank
Popular rank: 11 days across 1 series.#35K#40K#45KOct 28Oct 30Nov 1Nov 3Nov 6Nov 8
View as table
DateDaily snapshot
Nov 8, 2026#48,304
Nov 7, 2026#44,697
Nov 6, 2026#35,830
Nov 5, 2026#45,967
Nov 4, 2026#47,866
Nov 3, 2026#40,078
Nov 1, 2026#47,015
Oct 31, 2026#46,785
Oct 30, 2026#46,336
Oct 29, 2026#47,496
Oct 28, 2026#45,917

Growth %

Average -0.72% a day in the last 30 days

Growth %, day over day
Growth %, day over day: 11 days across 1 series.-20%0%20%Oct 29Oct 31Nov 2Nov 5Nov 7Nov 9
View as table
DateGrowth
Nov 9, 20260.00%
Nov 8, 2026-15.38%
Nov 7, 2026+4.17%
Nov 5, 2026+9.09%
Nov 4, 2026-21.43%
Nov 3, 2026+16.67%
Nov 2, 20260.00%
Nov 1, 20260.00%
Oct 31, 20260.00%
Oct 30, 20260.00%
Oct 29, 20260.00%

Active installs band

10+ on WordPress.org

Active installs (rounded band)
Active installs (rounded band): 14 days across 1 series.91011Oct 27Oct 29Oct 31Nov 2Nov 5Nov 7Nov 9
View as table
DateDaily snapshot
Nov 9, 202610+
Nov 8, 202610+
Nov 7, 202610+
Nov 6, 202610+
Nov 5, 202610+
Nov 4, 202610+
Nov 3, 202610+
Nov 2, 202610+
Nov 1, 202610+
Oct 31, 202610+
Oct 30, 202610+
Oct 29, 202610+
Oct 28, 202610+
Oct 27, 202610+

Search rankings

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

See where BT Captcha ranks in search

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

Track this plugin

Change log

From our daily snapshot of WordPress.org

No changes yet. When this plugin's name, short description, tags, “Tested up to” or version change, they show here with what happened to its rank next.

Versions in use

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

  • v1.0100%

Rating trend

5.0★★★★★1 reviews · steady in the last 30 days

Requirements & info

Version history
Version
1.0
Requires WordPress
2.8.4
Tested up to
3.2.1
Requires PHP
–
First released
Sep 21, 2011
Last updated
Sep 21, 2011
Releases, last 12 months
…

Questions about BT Captcha

How many websites use BT Captcha?

BT Captcha is active on 10+ WordPress sites, as WordPress.org reports it. WordPress.org rounds the number down, so the real count is somewhat higher. That makes it the #48,304 most popular plugin on WordPress.org.

How many times has BT Captcha been downloaded?

8,393 times in total since 2011.

When was BT Captcha last updated?

Version 1.0 came out on Sep 21, 2011 (15 years ago).

Is BT Captcha compatible with the latest WordPress?

BT Captcha’s readme says it’s tested up to WordPress 3.2.1, 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 BT Captcha still maintained?

Its last release was 15 years ago, so it may no longer be actively maintained. No support threads were opened in the last two months.

What rating does BT Captcha have?

5.0 out of 5 from 1 review on WordPress.org.

What are the best alternatives to BT Captcha?

The plugins most like BT Captcha, by the tags they share, are Akismet Anti-spam (5M+), Simple CAPTCHA with Cloudflare Turnstile (200K+) and Anti-Spam, Spam FireWall by CleanTalk (200K+). Compare all alternatives

Latest reviews

Analyze reviews
All reviews on WordPress.org

Review stats

5.0

★★★★★

1 reviews

  • 5 stars: 1 reviews, 100%
  • 4 stars: 0 reviews, 0%
  • 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★

Compare with competitors

Add up to 1 competitor. No account needed.

Starter · 1 competitor
BT Captcha
Suggested:
Metric
BT Captcha
Estimated installs≈ 11
Reported installs10+
Rating5.0
Reviews1
Total downloads8.4K
AuthorPayadl
First releasedSep 21, 2011
Version1.0
Requires WP2.8.4
Requires PHP–
Last updatedSep 21, 2011

Alternatives to BT Captcha

Compare all alternatives

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

Side by side:BT Captcha vs Akismet Anti-spamBT Captcha vs Simple CAPTCHA with Cloudflare TurnstileBT Captcha vs Anti-Spam, Spam FireWall by CleanTalk