WordPress plugin intelligence profile

404 Emails

Signup forms, pop-ups and thank-you messages for your 404 Emails newsletter - made in WordPress, with consent recorded for every subscriber.

WP PlugIndex snapshot

Current directory snapshot

Tested up to WordPress 7.1
Current version1.5.1
WordPress coverageTested up to WordPress 7.1
Minimum stackWP 6.5 · PHP 7.4
Directory statusactive
Last directory update28 Oct 20264d ago
Active installationsNewAdoption metric — not a quality score
WordPress.org ratingNo WordPress.org ratings yet
Official packageDirect from WordPress.org

Repository metrics are context, not quality scores. Active installations measure adoption and can strongly reflect a plugin’s age and historical popularity. Ratings, recent updates and “Tested up to” metadata also do not guarantee modern code, error-free operation, security, feature completeness or suitability for a particular site. Why active installs don’t tell the whole story →

WP PlugIndex currently records 404 Emails version 1.5.1 as active, updated 4d ago and tested up to WordPress 7.1.

Overview

About this plugin

404 Emails is an email marketing service. This plugin connects your WordPress site to your 404 Emails account, so you can grow your list without leaving WordPress.

Make and edit forms in WordPress

  • Start from a ready-made form (newsletter, discount, waiting list…) or a blank one.
  • Change the heading, text, name fields, permission text, double opt-in, groups, button and colours, with a live preview of the form and its thank-you message.
  • See how many people signed up to each form, and this week’s sign-ups on your dashboard.

Show forms on your site

  • The “404 Emails form” block: in the page, as a pop-up (on click, after a few seconds, on scroll or when leaving) or as a corner button.
  • The [404emails] shortcode for page builders and the classic editor.
  • One form as a pop-up or corner button on every page, without editing pages.

Add people from forms you already use

Connect your Contact Form 7, WPForms or Elementor Pro forms: people who tick your newsletter checkbox join your 404 Emails list, with the checkbox wording saved as their consent. Only the email address and name are sent – never the message. WooCommerce checkout and Event Tickets registrations can be added too, with their own newsletter tick-box – for Event Tickets, the free version is enough.

Events with an Elementor sign-up form

Show your events with The Events Calendar and take sign-ups with an Elementor Pro form? One setting adds a newsletter tick-box to the form on every event page – old and new events, without editing them.

Consent first

Nobody is added without permission. Every form has a permission line, double opt-in is one switch away, and 404 Emails keeps a consent record for each subscriber.

You need a 404 Emails account. The Free plan covers up to 250 subscribers and 1,000 emails a month. Create an account.

External services

com), the email marketing service it’s made for. It only contacts 404 Emails after a site administrator connects the site.

  • Connecting – your browser goes to 404 Emails to sign in and allow the site; your site then exchanges a one-time code for its own access key. Disconnect tells 404 Emails to switch that key off.
  • In the admin – the Forms, Other forms, Settings pages, the block editor and the dashboard box load your forms, groups and sign-up counts from 404 Emails, and send the changes you make to forms (wording, colours, settings). The block editor shows a preview of the form from 404 Emails.
  • For visitors – on pages with a 404 Emails form, the visitor’s browser loads the form script and form from 404 Emails. When they sign up, the details they type in the form (email address, name if asked, their consent) go to 404 Emails.
  • Sign-ups from other forms – when someone sends a connected Contact Form 7, WPForms or Elementor form (including the sign-up form on an event page, when its newsletter tick-box is switched on), or completes a WooCommerce order or Event Tickets registration with the newsletter box ticked, your site sends their email address, name, the permission wording they agreed to and a reference to the form, order or registration. Nothing is sent for people who don’t tick the box. These connections are off until you switch them on.

404 Emails Terms of Service and Privacy Policy.

WordPress.org metadata

Plugin tags

Topics listed for this plugin in the WordPress.org directory.

  • email marketing
  • signup form
  • newsletter
  • popup
  • subscribe
Compatibility & maintenance

Compatibility & maintenance

Tested with WP 7.1

Marked as tested with the current WordPress 7.1 release.

Current WordPress releaseWordPress 7.1
WordPress.org Tested up to7.1
Minimum requirementsWordPress 6.5 · PHP 7.4
Update activity28 Oct 20264d ago

“Tested up to” is directory metadata supplied by the plugin author. WP PlugIndex does not turn an older declaration into a claim that the plugin is incompatible.

Changes recorded by WP PlugIndex

Recent tracked changes

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Tracking & source

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