WPForms
98The best WordPress contact form plugin. Drag & Drop form builder to create beautiful contact forms, paymen...
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5M+ installs 4.8★ (14,369)
QuickEmailVerification
The QuickEmailVerification email verification plugin to avoid fake, bad and nonexistent emails.
The facts
- Rating
- 5★ from 5
- Active installs
- 200+
- Price
- Free
- Last updated
- 15 Jun 2026
- Added
- Dec 2019
- Requires WP
- 4.6
- Tested up to
- WP 7.0.4
- Downloads
- 7,715
Our analysis
AI-assistedQuickEmailVerification is a WordPress plugin that validates and verifies email addresses in real time before sending emails. It performs multiple checks, including syntax validation and mailbox existence verification, to identify invalid or poor-quality email addresses that may affect deliverability and sender reputation.
This plugin requires a QuickEmailVerification API key for functionality. It supports various form plugins, allowing you to integrate email verification into your existing forms easily.
Best for: This plugin is suitable for website owners who want to improve email deliverability and maintain sender reputation.
What it does well
- ✓Validates email addresses in real time
- ✓Multiple validation checks including syntax and mailbox existence
- ✓Detects disposable and role-based email addresses
- ✓Compatible with various popular form plugins
- ✓Free to use from the WordPress.org directory
Where it falls short
- •Requires an API key from QuickEmailVerification
- •Limited information on specific performance metrics
Verdict
QuickEmailVerification offers a comprehensive solution for validating email addresses, making it a useful tool for those managing contact forms on their WordPress sites.
From the developer
quickemailverification's own description of QuickEmailVerification, lightly tidied.
An email verification plugin by QuickEmailVerification enables you to validate and verify the email address existence in real time, before you actually send them an email. Its unique email verification system is composed of multiple different validations starting from syntax checking to the end users’ mailbox existence checking. It not only detects invalid email addresses but also detects many other types of poor email addresses which could negatively impact the email deliverability and harm your sender reputation.
This plugin need a QuickEmailVerification API key to verify. You can get it from API settings page of QuickEmailVerification service.
Key features
- Email address syntax checking
- Domain/MX records checking
- Role address detection
- Disposable email address (DEA) detection
- Free email service detection
- Typo detection and suggestion
- Accept all email checking
- Mailbox existence checking
Supported form Plugins
- Contact Form 7
- Formidable forms
- Ninja forms
- WooCommerce
- WPForms
- Profile Builder
- Contact Form by BestWebSoft
- Ultimate Member registration form
- Fluent Forms
- WPEverest forms
- MailPoet
- Theme My Login
- WP-Members
- Visual Form Builder
- PlanSo forms
- Buddypress registration form
- Any other form which uses the is_email() function
This plugin works either with “is_email()” function or with any other supported form plugins. So if any supported form plugin is enabled, “is_email()” hook will automatically be disabled.
To know more about email verification results, please have a look at the QuickEmailVerification knowledge base.
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