TrueMail plugin can be seamlessly integrated with all forms to verify the user email address in real-time before submission.
As of April 2026, TrueMail Email Validator is a WordPress email verify plugin with 10 active installations and a 0/5 rating0. It has been downloaded 2.8K+ times in total. Requires WordPress 4.6+ and PHP false+. Available on WordPress.org since 2020. Last updated 5 years ago — may have compatibility concerns. Top alternative: MailboxValidator Email Validator.
TrueMail plugin can be seamlessly integrated with all forms to verify the user email address in real-time before submission.
Do not let fake or misspelt email addresses pass the form and get to the database.
The plugin uses TrueMail.io API platform – https://truemail.io.
What can TrueMail plugin do?
The TrueMail email checker plugin supports a lot of popular form-based plugins by listening to email address capture flow or by hooking into WordPress is_email() function:
| WordPress | 4.6+ requiredTested up to 5.4.19 |
| PHP | false+ required |
Plugin data sourced from WordPress.org. Analysis and metrics by PluginSift.