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Similar WordPress plugins

Mailster reCaptcha alternatives

The 12 WordPress plugins most like Mailster reCaptcha, by the tags they share, the most in common first. Installs, ratings and updates come from WordPress.org and refresh every night.

Mailster reCaptcha

1K+ installs · #6,683 most popular

Its stats
Closest match
Invisible Anti-Spam & CAPTCHA
Shares 3 of Mailster reCaptcha'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
MailPoet
Updated on Nov 5, 2026.
  1. Invisible Anti-Spam & CAPTCHA

    by Matthias Nordwig

    Invisible spam protection for every form, login and checkout. No puzzles, no checkboxes, no lost visitors — a CAPTCHA your users never see.

    Installs
    5K+
    Rank
    #3,201
    Rating
    4.8(50)
    Updated
    5 days ago

    Sharescaptcharecaptchaspam

    Compare with Mailster reCaptcha
  2. 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

    Sharesrecaptchaspam

    Compare with Mailster reCaptcha
  3. Advanced Google reCAPTCHA

    by WebFactory

    Captcha protection against spam comments & brute force login attacks using Google reCAPTCHA.

    Installs
    200K+
    Rank
    #212
    Rating
    4.8(431)
    Updated
    1 month ago

    Sharescaptcharecaptcha

    Compare with Mailster reCaptcha
  4. 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

    Sharescaptchaspam

    Compare with Mailster reCaptcha
  5. reCaptcha by BestWebSoft

    by bestwebsoft

    Protect WordPress website forms from spam entries with Google reCAPTCHA.

    Installs
    100K+
    Rank
    #341
    Rating
    3.9(391)
    Updated
    9 days ago

    Sharescaptcharecaptcha

    Compare with Mailster reCaptcha
  6. Invisible reCaptcha

    by BerryPress

    Use reCaptcha v2 by Google to combat spam at your login and registration forms, WooCommerce account forms, contact forms, and more!

    Installs
    70K+
    Rank
    #554
    Rating
    4.3(133)
    Updated
    14 days ago

    Sharescaptcharecaptcha

    Compare with Mailster reCaptcha
  7. reCAPTCHA for WooCommerce

    by Elliot Sowersby / RelyWP

    Add Google reCAPTCHA to your WooCommerce Checkout, Login, and Registration Forms. 100% free!

    Installs
    40K+
    Rank
    #841
    Rating
    4.6(76)
    Updated
    3 months ago

    Sharesrecaptchaspam

    Compare with Mailster reCaptcha
  8. Gravity Forms No CAPTCHA reCAPTCHA

    by folkhack

    Adds "No CAPTCHA reCAPTCHA" field to Gravity Forms as an alternative CAPTCHA option

    Installs
    10K+
    Rank
    #2,154
    Rating
    4.8(26)
    Updated
    9 years ago

    Sharescaptcharecaptcha

    Compare with Mailster reCaptcha
  9. ReCaptcha Integration for WordPress

    by weDevs

    reCaptcha for login, signup, comment forms, Ninja Forms and woocommerce.

    Installs
    9K+
    Rank
    #2,236
    Rating
    4.4(95)
    Updated
    1 year ago

    Sharescaptcharecaptcha

    Compare with Mailster reCaptcha
  10. reCaptcha Add-On for FormCraft

    by Formcrafts

    Add reCaptcha to your FormCraft forms.

    Installs
    7K+
    Rank
    #2,577
    Rating
    5.0(1)
    Updated
    2 years ago

    Sharescaptcharecaptcha

    Compare with Mailster reCaptcha
  11. 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 Mailster reCaptcha
  12. MailPoet

    by MailPoet

    Send beautiful newsletters from WordPress. Collect subscribers with signup forms, automate your emails for WooCommerce, blog post notifications & more

    Installs
    500K+
    Rank
    #127
    Rating
    4.4(1.4K)
    Updated
    4 days ago

    Sharesnewsletter

    Compare with Mailster reCaptcha

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