Valid Email Verification for Contact Form 7

Valid Email Verification for Contact Form 7 is a lightweight plugin that ensures users submit valid and unique email addresses in Contact Form 7 forms.

It helps prevent duplicate and fake email submissions, improving the quality of your form leads and reducing spam.

This plugin is independently developed and is not affiliated with or endorsed by the Contact Form 7 team.

Features

• Block duplicate email submissions in Contact Form 7
• Add a verification step to validate email addresses before processing
• Secure codebase (prepared statements, sanitization, escaping, caching)
• Lightweight, no external API required
• Fully compatible with the latest WordPress and Contact Form 7 versions

Assets

Place the following files in the plugin SVN /assets/ directory (not in trunk):

Screenshots:
– screenshot-1.png (1200×900) — Duplicate email validation error
– screenshot-2.png (1200×900) — Settings/admin example (optional)

Banners:
– banner-772×250.png
– banner-1544×500.png

Icons:
– icon-128×128.png
– icon-256×256.png