Captcha Ajax
by Alessandro Lin 4.7 (3 reviews)

Captcha Ajax

Captcha with Ajax method for sending code. Logins, Contact forms, Comments, WooCommerce. Firewall and REST API.

Captcha Ajax ranks #16,061 among WordPress.org plugins with 100+ active installations, is #327 of 1,585 in the Authentication category, a 4.7/5 rating from 3 reviews, and was last updated Aug 30, 2026. Data from WordPress.org, refreshed twice daily — see methodology.

Compatible with WP 7.1.1
v1.14.10 Current Version v1.14.10
Updated 2 weeks ago Last Update on 30 Aug, 2026
Refreshed 8 hours ago Last Refreshed on
#327 of 1,585 in Authentication Top 25% by installs Actively maintained
View on WordPress.org
Rank
#16,061
-54 this week
Active Installs
100+
-25.4%
KW Avg Position
89.5
0.5 better
Downloads
3.9K
+5 today
Support Resolved
0%
No change
Rating
94%
Review 4.7 out of 5
4.7 (3 reviews)

Next Milestone 200

Total Progress 41%
100+ 200+
3,227
Ranks to Climb
-
Growth Needed
8,000,000
Active Installs
Pro

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Rank Changes

15,994 16,022 16,051 16,079 16,107 11-09-2026 12-09-2026 13-09-2026 14-09-2026 15-09-2026 16-09-2026 17-09-2026 18-09-2026
15,977 16,042 16,108 16,174 16,239 03-09-2026 04-09-2026 05-09-2026 06-09-2026 07-09-2026 08-09-2026 09-09-2026 10-09-2026 11-09-2026 12-09-2026 13-09-2026 14-09-2026 15-09-2026 16-09-2026 17-09-2026 18-09-2026
Current #16,061
Change
Best #

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Active Installs Growth

Active Installs 0,000,000+
Growth +0.0%
Peak 0,000,000

Downloads Growth

0 10 20 11-09-2026 12-09-2026 13-09-2026 14-09-2026 15-09-2026 16-09-2026 17-09-2026 18-09-2026
0 10 20 03-09-2026 04-09-2026 05-09-2026 06-09-2026 07-09-2026 08-09-2026 09-09-2026 10-09-2026 11-09-2026 12-09-2026 13-09-2026 14-09-2026 15-09-2026 16-09-2026 17-09-2026 18-09-2026
Downloads
Growth
Peak

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Reviews & Ratings

4.7
3 reviews
Overall 94%
5
2 (67%)
4
1 (33%)
3
0 (0%)
2
0 (0%)
1
0 (0%)

Security History

Source: WPVulnerability

No known vulnerabilities on record for Captcha Ajax. Checked 1 month ago.

TL;DR

AI summary of the plugin's readme

This plugin is for WordPress site owners running login forms, registration, comments, WooCommerce, or contact form plugins like Contact Form 7, WPForms, and Forminator. It adds asynchronous captcha and login firewall protection against spam and brute-force attempts that continues to work correctly even when page, server, or plugin caching is active.

  • Captcha for login form
  • Captcha for registration form
  • Captcha for lost password form
  • Captcha for comments form
  • Captcha for Contact Form 7, WPForms, Forminator
  • Captcha for WooCommerce login
  • Firewall limits failed login attempts
  • REST API for expired transients

Frequently Asked Questions

Common questions about Captcha Ajax

Captcha Ajax has 100+ active installations on the WordPress.org plugin directory.
Captcha Ajax holds a 4.7 out of 5 star rating based on 3 user reviews on WordPress.org.
Captcha Ajax is developed by Alessandro Lin and published on the official WordPress.org plugin repository.
Captcha Ajax requires WordPress 5.0 or higher, is tested up to WordPress 7.1.1 and needs PHP 7.2.24 or newer.
Captcha Ajax has been downloaded 3,936+ times from WordPress.org.
The latest version of Captcha Ajax is 1.14.10. It was last updated on August 30, 2026.
Yes. Captcha Ajax is a free WordPress plugin available to download and install from the WordPress.org plugin directory.

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