ZBounce Email Validatorv1.2.6
Check form email addresses with the ZBounce service. Requires purchased verification credits and an API key from zbounce.net.
Alternatives to WPshore Contact Form 7 Spam Prevention
Plugins below are selected for functional relevance and current directory signals. Active-install counts do not affect this ranking.
Relevant replacements
WordPress plugins with similar use cases
Compatibility and update metadata provide context, not a quality guarantee. Review each plugin’s details for your site.
Keep spam bots and hand-typed sales pitches out of Contact Form 7 (CF7) and Gravity Forms. By default, uncertain messages still reach you.
Robse Form Guardv2.3.0
Stops Japanese cold-sales messages reaching your contact form, and keeps each one it blocks so you can check for false positives.
Neutrope Quiet Shieldv0.1.2
Quietly deflect spam and unsolicited sales messages sent through Contact Form 7. Lightweight, no external calls, no stored personal data.
Protect Contact Form 7 and optionally WordPress comments with privacy-friendly anti-spam protection.
Invisible 15-layer anti-spam for Contact Form 7 & WPForms. Score-based 3-Tier Triage silently blocks bots — no CAPTCHA, no user friction.
Spam and bot protection for Contact Form 7 forms with honeypot and rate limiting.
Friendly Captcha is a privacy-first anti-bot solution that protects WordPress website forms from spam and abuse.
The best anti-spam protection to block spam comments and spam in a contact form. The most trusted antispam solution for WordPress and WooCommerce.
Hajik Form Guardv0.1.1
Stops form spam and filters unsolicited sales emails using the Hajik cloud service. Built for Japanese-language forms. Account required.