Reliable WordPress email delivery with multiple providers, two connections, Return Path, Reply-To and visual AND/OR routing.
Alternatives to UserCheck
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.
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.
FixBounce Email Verifierv1.0.0
Block fake, disposable, and non-existent emails via SMTP verification. 5 free verifications/day, no signup needed.
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.
Typos like gmial.com corrected, fake and disposable emails flagged, the Address field completed and verified in every form. Just paste a token.
Stop fake, disposable and mistyped email addresses and invalid phone numbers on Contact Form 7, WPForms, Gravity Forms and WordPress registration.
QuickEmailVerificationv1.14.0
The QuickEmailVerification email verification plugin to avoid fake, bad and nonexistent emails.
Reply to every message: typos like gmial.com corrected, fake and disposable emails flagged in every WPForms form. Just paste a token.
Stop fake, disposable, and invalid emails with real-time verification, 32 form integrations, bulk user scans, smart caching, and analytics.
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.