Self-contained email validation and spam protection for WordPress forms. Syntax + optional mailbox checks, honeypot, rate limiting and CAPTCHA.
Alternatives to Byteplant Email Validator
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.
DeBounce Email Validatorv5.8.9
Real-time email validation for WordPress forms. Block invalid, disposable, and risky emails to keep your database clean and improve deliverability.
Reliable WordPress email delivery with multiple providers, two connections, Return Path, Reply-To and visual AND/OR routing.
ZBounce Email Validatorv1.2.6
Check form email addresses with the ZBounce service. Requires purchased verification credits and an API key from zbounce.net.
This plugin validates email in realtime using live connections and aggregated data, by leveraging the ThreatPoint email verification API service.
Truelist Email Validatorv1.0.0
Validate email addresses in real-time on WordPress forms using the Truelist API. Block invalid, disposable, and role-based emails.
Mail7 Email Validationv1.0.0
Real-time email validation for registration, comments and forms via the Mail7 API. Blocks fake addresses - and never blocks one it cannot verify.
Real-time email verification for WordPress. Block invalid, disposable, and risky email addresses on registration, comments, checkout, and forms.
Production-grade multi-layer real-time email defense, disposable domain filtration, live DNS MX verification, and typo correction for Fluent Forms.
REV Litev0.2.0
Real-time email validation for forms. Stops disposable addresses, domain typos and invalid emails while visitors type. Free for one year.