nomoat / Captcha Ajax / Alternatives
Alternatives to Captcha Ajax
Captcha Ajax: Free WordPress plugin that loads a fresh captcha on forms and logins, even on cached pages, without outside accounts. Here are 16 other products that do a similar job. Of these, 12 have a free plan, 1 sells for a one-off price.
- 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
- 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
- Invisible Anti-Spam
Free WordPress plugin that blocks form spam with a small browser proof of work, without cookies, captchas or Google.
Free · Forms and surveys
- Maspik
A WordPress plugin that stops spam in contact forms using several checks instead of CAPTCHAs, with a log of what was blocked.
Free plan · Forms and surveys
- 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
- 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
- BlogVault
Backs up WordPress sites off server as changes happen, with one click restores, staging copies and host migrations.
Subscription · Website builders
- Passster
WordPress plugin that locks pages, sections or whole sites behind passwords, magic links or paid access.
Subscription · Communities and memberships
- 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
- FluentAuth
Protects WordPress logins with two-factor checks, passkeys and attempt limits, and adds social and magic link sign-in.
Free · Security and passwords
- 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
- oopspam
Blocks spam in website forms, comments and sign-ups without CAPTCHAs, through an API or a WordPress plugin.
Free plan · Security and passwords
- Protect Uploads Pro
Guards WordPress media with passwords, role limits and links that expire, and lets site owners share private files with clients.
Free plan · Documents and e-signature · Agencies
- Watchful
Dashboard for agencies to update, back up, scan and monitor many WordPress and Joomla client sites from one place.
Free plan · Uptime and monitoring · Agencies
- XCloner
Free WordPress plugin that backs up a site on a schedule to cloud storage and restores or moves it elsewhere.
Free · Security and passwords