Disposable Email Detector is a WordPress plugin that blocks user registrations using disposable or temporary email addresses. Below are 17 auth & identity apps with similar functionality to Disposable Email Detector, matched by what each product actually does — not ranked or scored. Explore each to find the closest fit for your use case.
Wonderful Disposable Email Blocker is a WordPress plugin designed to prevent the use of disposable or temporary email addresses on WordPress sites. The tool addresses issues caused by spam bots and users who exploit throwaway inboxes to register accounts, place fake orders, or post comments with email addresses that become inactive shortly after use. By referencing a list of thousands of known disposable email domains, the plugin checks submitted email addresses and enables site administrators to block their use in several areas. The plugin allows independent blocking in four specific contexts: WordPress registration forms (such as wp-login.php), WooCommerce account registration forms, the billing email field during WooCommerce checkout, and the comment submission process. This flexibility is highlighted by its ability to cover WooCommerce-specific registration hooks, which may be missed by plugins that only monitor standard WordPress registration forms. Additionally, the plugin supports custom block and allow lists, giving site owners control over which email domains are permitted or denied beyond the default list. Wonderful Disposable Email Blocker is intended for WordPress site administrators seeking to reduce spam, fraudulent signups, and fake orders by restricting the use of disposable email addresses at key points of user interaction. The evidence does not provide details on pricing or licensing.
Disposable Email Blocker – WPForms is a free WordPress plugin that integrates with WPForms to block submissions from disposable or temporary email addresses. It helps site owners maintain clean subscriber lists and prevent spam signups by filtering out unwanted emails at the form level.
Block Temporary Email is a WordPress plugin that automatically detects and blocks disposable or fake email addresses during user registration, login, or email change. It integrates with popular plugins and provides local blacklist and whitelist management. Designed for WordPress site owners to reduce spam and fraud.
Disposable Email Blocker for GravityForms is a WordPress plugin that blocks users from submitting forms with disposable or temporary email addresses. It helps site owners maintain a clean subscriber list and reduce spam signups. The plugin is easy to configure and integrates directly with GravityForms.
Temp Mail Detector is a WordPress plugin that detects and blocks temporary or disposable email addresses from registering, commenting, or ordering on your site. It supports WooCommerce and offers customizable blocklists and spam protection.
Disposable Email Blocker is a free WordPress plugin that integrates with Contact Form 7 to block disposable and temporary email addresses from form submissions. It helps site owners reduce spam and improve the quality of leads or subscribers by ensuring only valid emails are accepted. The plugin is easy to set up and customize.
Disposable Email Blocker – Ninja Forms is a WordPress plugin that blocks disposable or temporary email addresses from being used in Ninja Forms submissions. It helps site owners reduce spam and improve the quality of their subscriber lists.
WPCoreTools Disposable Email Guard is a free WordPress plugin designed to prevent fake, disposable, and burner email addresses from being used on WordPress and WooCommerce sites. It addresses issues such as fraudulent sign-ups, coupon abuse, and fake checkouts by blocking throwaway email services like Mailinator, 10MinuteMail, Guerrilla Mail, and Yopmail across various entry points including registrations, checkouts, comments, and contact forms. The plugin operates entirely on the user's own server, ensuring that visitor emails never leave the site and maintaining compliance with privacy regulations such as GDPR, CCPA, UK GDPR, LGPD, and PIPEDA. No third-party APIs are used, and there is no need for a data-processing agreement or changes to privacy policies. The tool comes with five bundled domain blocklists as snapshots, enabling full offline protection from the outset. Two trusted lists are enabled by default, covering about 9,800 known disposable services, with the option to activate three additional sources to surpass 100,000 blocked domains. Users can choose between three modes: blocking fake sign-ups outright, flagging them for review, or logging them silently for analysis. The plugin also offers optional blocking of anonymous email services such as Proton Mail, Tutanota, SimpleLogin, Apple Hide My Email, Firefox Relay, and DuckDuckGo Email, with these features disabled by default. Additional functionality includes a typo and dead-domain catcher to spot suspicious addresses and expired domains, as well as custom block and allow lists with wildcard support for granular control. WPCoreTools Disposable Email Guard is built to integrate with WooCommerce, protecting checkouts, customer accounts, product reviews, and coupon redemption processes. It can automatically place flagged orders on hold for manual review and refuse coupons when the associated billing email is on a blocklist. The plugin supports popular form plugins, including built-in compatibility with Contact Form 7 and Gravity Forms, and easy integration with WPForms, Elementor Forms, Forminator, and Fluent Forms. Users benefit from a dashboard displaying recent activity, a daily or weekly email digest, and detailed block logs with export to CSV for offline review. The plugin is licensed under the GPL, is free to use with no paid tiers or upgrades, and requires no account or subscription. Its privacy-friendly, offline-first approach makes it suitable for site owners seeking robust protection against disposable email abuse without sacrificing user privacy.
Email Blocklist is a free WordPress plugin that helps site owners prevent spam registrations and comments by blocking users with disposable or unwanted email domains. It allows custom blocklists and operates entirely within the WordPress installation.
UserCheck is a WordPress plugin that blocks disposable and throwaway email addresses from being used in sign-up forms. It integrates with popular plugins and provides fallback checks to ensure only valid emails are accepted, helping site owners maintain a clean user base.
IsTempMail is a service for detecting and blocking disposable or temporary email addresses. It offers a simple JSON API and a WordPress plugin, helping developers and site owners prevent spam, fake registrations, and free trial abuse by validating email addresses in real time.
isDisposable is a tool designed to detect and block disposable email addresses, helping developers prevent fake signups and maintain clean user data. It targets the issue of temporary or throwaway email accounts commonly used to bypass registration requirements, which can impact the integrity of SaaS products and other online services. The platform provides instant disposable email detection using a combination of a large blocklist, real-time DNS analysis, and risk scoring mechanisms. The service offers two main delivery options: an offline-first npm package and a real-time API. The npm package includes a bundled blocklist of over 160,000 known disposable domains and operates entirely locally, requiring no network requests or API keys. This offline solution delivers near-instant results, typically under 2 milliseconds for known domains. For domains not present in the blocklist, the real-time API performs DNS and MX record analysis, identifying suspicious patterns such as self-referencing MX records or unusual mail provider behaviors associated with temporary email services. This analysis usually completes in under 5 seconds. Both delivery methods assign a risk score from 0 to 100 for each email, allowing developers to set custom thresholds for blocking or allowing signups. Additional features include the ability to create custom allowlists and blocklists, enabling overrides for specific domains such as corporate addresses or particular email providers. Every API check is logged to a user dashboard, providing analytics on block rates, top disposable domains, and estimated money saved by filtering out fake accounts. The tool emphasizes privacy by not storing emails. Pricing for isDisposable is structured around usage of the real-time API. The npm package is free for unlimited offline use. The API offers a free tier with 100 checks per month and no credit card required, while paid plans scale up to higher volumes, increased request limits, and additional features such as dashboard analytics, priority support, and custom detection rules. The service is aimed at developers and SaaS businesses seeking to enhance the quality and security of their user signups by intercepting disposable emails before account creation.
Registration Email Blocker is a WordPress plugin that restricts which email domains can be used for user registration. It supports blacklist and whitelist modes and helps Russian site owners comply with Federal Law 406-FZ. The plugin is customizable and integrates with WordPress registration forms.
Clearout Email Validator is a WordPress plugin that integrates with major forms to provide real-time email verification. It blocks invalid, disposable, or spam emails, helping site owners maintain clean email lists and prevent fraudulent signups. The plugin offers API integration and advanced validation checks.
Spam Defender – Email Blocker is a WordPress plugin that helps site owners block specific email addresses or domains from registering, commenting, or placing orders. It features an admin settings page for managing blocked emails and supports WooCommerce, making it ideal for preventing spam and fake activity.
WP Email Debug is a WordPress plugin that intercepts outgoing emails in testing environments, redirecting them to a specified address and tagging them for easy identification. It helps developers and testers avoid sending test emails to real users and supports plugin-specific interception rules.
Fake User Detector is a WordPress plugin that analyzes user accounts after registration to flag suspicious or fake users. It provides detection of gibberish names, symbol filters, and manual review tools, helping site owners maintain clean user databases.
