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Similar WordPress plugins

adCAPTCHA for WordPress alternatives

The 9 WordPress plugins most like adCAPTCHA for WordPress, by the tags they share, the most in common first. Installs, ratings and updates come from WordPress.org and refresh every night.

adCAPTCHA for WordPress

10+ installs · #48,453 most popular

Its stats
Closest match
Zero Spam for WordPress
Shares 3 of adCAPTCHA for WordPress's 5 tags.
Most installed
Akismet Anti-spam
5M+ active installs.
Best rated
Anti-Spam, Spam FireWall by CleanTalk
4.8 out of 5 from 3,224 reviews.
Most recently updated
WPBruiser Security
Updated on Nov 7, 2026.
  1. Zero Spam for WordPress

    by Highfivery Studio

    Free anti-spam for WordPress comments, logins, registrations and forms. No captchas, no moderation queue. Blocks bots before they post.

    Installs
    20K+
    Rank
    #1,199
    Rating
    4.1(143)
    Updated
    4 days ago

    Sharesanti-spamsecurityspam

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  2. Akismet Anti-spam

    by Automattic

    The best anti-spam protection to block spam comments and spam in a contact form. The most trusted antispam solution for WordPress and WooCommerce.

    Installs
    5M+
    Rank
    #8
    Rating
    4.7(1.2K)
    Updated
    2 months ago

    Sharesanti-spamspam

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  3. Sucuri Security

    by Sucuri

    The Sucuri WordPress Security plugin is a security toolset for security integrity monitoring, malware detection and security hardening.

    Installs
    600K+
    Rank
    #106
    Rating
    4.2(386)
    Updated
    25 days ago

    Sharessecurityspam

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  4. CloudSecure WP Security

    by XServer

    CloudSecure WP Securityは、管理画面とログインURLをサイバー攻撃から守る、国産・日本語対応のセキュリティ対策プラグインです。 簡単な設定だけで、不正アクセスや不正ログインからWordPressを保護し、サイトのセキュリティを高めます。

    Installs
    200K+
    Rank
    #281
    Rating
    5.0(2)
    Updated
    25 days ago

    Sharesanti-spamsecurity

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  5. Anti-Spam, Spam FireWall by CleanTalk

    by CleanTalk Inc

    Advanced antispam for comments, registrations & contact forms. No CAPTCHA, plus email validation and honeypot. We catch spam others miss!

    Installs
    200K+
    Rank
    #239
    Rating
    4.8(3.2K)
    Updated
    10 days ago

    Sharesanti-spamspam

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  6. Gravity Forms Zero Spam

    by GravityKit

    Block form spam in Gravity Forms with an invisible token check, email rejection rules, and optional AI review. No CAPTCHAs for your visitors.

    Installs
    100K+
    Rank
    #453
    Rating
    4.3(24)
    Updated
    2 months ago

    Sharesanti-spamspam

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  7. Blackhole for Bad Bots

    by Jeff Starr

    Blackhole is a WordPress security plugin that detects and traps bad bots in a virtual black hole, where they are denied access to your entire site.

    Installs
    30K+
    Rank
    #1,043
    Rating
    4.7(148)
    Updated
    2 days ago

    Sharesanti-spamsecurity

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  8. Spam Protection

    by yonifre

    Blocks spam the moment you activate it. No CAPTCHA, no setup, no API key. Multi-Layer. Just install and forget.

    Installs
    30K+
    Rank
    #988
    Rating
    4.7(87)
    Updated
    11 days ago

    Sharesanti-spamspam

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  9. WPBruiser Security

    by WPZOOM

    Security and anti-spam without CAPTCHA. Blocks bots on forms, comments and logins, limits login attempts and hardens WordPress. No outside service.

    Installs
    10K+
    Rank
    #1,792
    Rating
    4.6(213)
    Updated
    1 day ago

    Sharesanti-spamsecurity

    Compare with adCAPTCHA for WordPress

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