nomoat / UserCheck / Alternatives
Alternatives to UserCheck
UserCheck: An API that checks signup emails for throwaway, relay and spam domains so software companies can block fake accounts. Here are 24 other products that do a similar job. Of these, 19 have a free plan, 1 sells for a one-off price.
- Antideo
APIs and a WordPress plugin that check IP location and reputation, emails and phone numbers to filter out fake form signups.
Free plan · Security and passwords · Developers
- emailverifier.dev
An API that checks signup email addresses for bad format, dead mailboxes and throwaway providers, paid by credit packs.
Since 2026
Free plan · Developer tools · Developers
- Mail Baby
Outbound SMTP relay for servers and sites that filters spam and malware and handles sender reputation, billed per email.
Subscription · Transactional email · Developers
- Atomic Edge
A firewall at the network edge that stops login attacks, bots and plugin exploits on WordPress sites before they hit your server.
Free plan · Security and passwords · Online sellers
- CloudFilt
Blocks scrapers, spam bots and fake signups before they reach your site, by plugin, API or a DNS change.
Free plan · Security and passwords · Online sellers
- Core Framework
Visual editor for building a CSS framework and design tokens, usable in WordPress builders, Figma or any site.
Free · Design and images · Agencies
- DivineAPI
An API and widgets for horoscopes, birth charts, numerology and tarot, for astrology apps and websites.
Subscription · Developer tools · Creators and writers
- File Manager Pro
Lets WordPress site owners upload, edit, copy and delete server files from the dashboard so they can skip FTP.
Free plan · Website builders
- FlyWP
Dashboard for setting up and managing WordPress servers on cloud providers, aimed at agencies and developers.
Free plan · Website builders · Agencies
- FormKeep
Point your website's HTML form at this service to store submissions, filter spam and send them to email or other apps.
Since 2014
Free plan · Forms and surveys · Agencies
- Loops & Logic
Lets WordPress builders query and display site data using HTML-like tags instead of writing PHP.
Free · Website builders · Agencies
- Perform
A WordPress plugin that switches off unused scripts and styles per page, trims WooCommerce load and adds page caching.
Free · Developer tools · Online sellers
- Procaptcha
CAPTCHA and bot blocking that stops scrapers, fake signups and account takeover on forms, APIs and full sites, explaining each block.
Free plan · Security and passwords
- Ray
Desktop app that gathers debug dumps from PHP, Laravel, JavaScript and more into one window you can search and filter.
Subscription · Developer tools · Developers
- ServBay
Mac and Windows app that sets up local web stacks, databases, domains and SSL, and lets coding agents run them over MCP.
Since 2025
Free plan · Developer tools · Developers
- Simple Custom Code
Manage CSS, JavaScript and HTML snippets in WordPress without editing theme files, with paid conditional loading.
Free plan · Developer tools · Agencies
- WPJack
Set up and manage WordPress servers on your own cloud accounts from one panel, for a flat monthly fee.
Free plan · Website builders · Agencies
- ActiveLayer
Service that checks form, signup and comment submissions for spam without CAPTCHAs, via a WordPress plugin or REST API.
Subscription · Forms and surveys
- ALTCHA
CAPTCHA that blocks bot sign-ups and form spam without cookies or tracking, available as a WordPress plugin, self-hosted or managed.
Free plan · Security and passwords
- Auto-Install Free SSL
Gets and renews free Let's Encrypt SSL certificates on cPanel shared hosting without command line work.
Free plan · Security and passwords
- BackWPup
Schedules encrypted backups of a WordPress site to cloud storage and restores or moves the site when needed.
Free plan · Security and passwords
- BlogVault
Backs up WordPress sites off server as changes happen, with one click restores, staging copies and host migrations.
Subscription · Website builders
- Captcha Ajax
Free WordPress plugin that loads a fresh captcha on forms and logins, even on cached pages, without outside accounts.
Free · Security and passwords
- FluentAuth
Protects WordPress logins with two-factor checks, passkeys and attempt limits, and adds social and magic link sign-in.
Free · Security and passwords
