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MDI Spam Sheriff (for GravityForms) alternatives

The 12 WordPress plugins most like MDI Spam Sheriff (for GravityForms), by the tags they share, the most in common first. Installs, ratings and updates come from WordPress.org and refresh every night.

MDI Spam Sheriff (for GravityForms)

Fewer than 10 installs · #62,868 most popular

Its stats
Closest match
Gravity Forms Zero Spam
Shares 2 of MDI Spam Sheriff (for GravityForms)'s 5 tags.
Most installed
Akismet Anti-spam
5M+ active installs.
Best rated
ReCaptcha v2 for Contact Form 7
5.0 out of 5 from 89 reviews.
Most recently updated
WPBruiser Security
Updated on Nov 7, 2026.
  1. 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

    Sharesgravity formsspam

    Compare with MDI Spam Sheriff (for GravityForms)
  2. 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
    #1,201
    Rating
    4.1(143)
    Updated
    6 days ago

    Sharessecurityspam

    Compare with MDI Spam Sheriff (for GravityForms)
  3. 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

    Sharesspam

    Compare with MDI Spam Sheriff (for GravityForms)
  4. 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
    12 days ago

    Sharesspam

    Compare with MDI Spam Sheriff (for GravityForms)
  5. ReCaptcha v2 for Contact Form 7

    by IQComputing

    Adds reCaptcha v2 from Contact Form 7 5.0.5 that was dropped on Contact Form 7 5.1

    Installs
    200K+
    Rank
    #227
    Rating
    5.0(89)
    Updated
    5 months ago

    Sharesspam

    Compare with MDI Spam Sheriff (for GravityForms)
  6. Image CAPTCHA for Contact Form 7 and WPForms by HookAndHook (DSGVO/GDPR)

    by hookandhook

    Adds an Image CAPTCHA to Contact Form 7 and WPForms, GDPR ready, perfect WPForms or Contact Form 7 Spam Protection Image CAPTCHA, adds a honeypot

    Installs
    70K+
    Rank
    #561
    Rating
    4.7(49)
    Updated
    2 months ago

    Sharesspam

    Compare with MDI Spam Sheriff (for GravityForms)
  7. Titan Anti-spam & Security

    by Themeisle

    Block spam comments, defend against login attacks, strengthen site security. Anti-spam, brute-force protection & two-factor authentication built in.

    Installs
    50K+
    Rank
    #725
    Rating
    4.5(370)
    Updated
    12 days ago

    Sharessecurity

    Compare with MDI Spam Sheriff (for GravityForms)
  8. Advanced Custom Fields

    by DannyvanHolten

    Provides an Advanced Custom Field which allows a WordPress user to select a Gravity Form as part of a field group configuration.

    Installs
    30K+
    Rank
    #1,010
    Rating
    4.2(14)
    Updated
    11 months ago

    Sharesgravity forms

    Compare with MDI Spam Sheriff (for GravityForms)
  9. 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
    #990
    Rating
    4.7(87)
    Updated
    13 days ago

    Sharesspam

    Compare with MDI Spam Sheriff (for GravityForms)
  10. Gravity Forms CLI Add-On

    by Rocketgenius

    Manage Gravity Forms on the command line.

    Installs
    20K+
    Rank
    #1,325
    Rating
    4.4(7)
    Updated
    1 month ago

    Sharesgravity forms

    Compare with MDI Spam Sheriff (for GravityForms)
  11. Gravity PDF

    by Jake Jackson

    Automatically generate, email and download PDF documents from Gravity Forms entries

    Installs
    20K+
    Rank
    #1,247
    Rating
    4.9(318)
    Updated
    1 year ago

    Sharesgravity forms

    Compare with MDI Spam Sheriff (for GravityForms)
  12. 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
    #1,788
    Rating
    4.6(213)
    Updated
    3 days ago

    Sharessecurity

    Compare with MDI Spam Sheriff (for GravityForms)

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