Cloud spam protection for forums, boards, blogs and sites

No Captcha, no questions, no counting animals, no puzzles, no math. Fight spam!

Stop spam in 60 seconds

This will be your login
Example: cleantalk.org
A password will be emailed to you

Join more than 141 000 websites trusting CleanTalk

Why ? It's simple.

  • Growth of registrations/visitors
    Convenient registration/commenting forms increase the number of registrations.
  • Save time and resources
    Our service allows you to focus your time on developing and improving the website and business, without being distracted by extraneous tasks.
  • Visitor loyalty
    Your visitors are more loyal and not annoyed guessing characters or puzzles. They become your regular visitors.
Have you ever wondered how to stop spam?
Let us show you howIt's easier than you think

How does it work?

  1. A visitor writes a comment or registers.
  2. CleanTalk plugin sends action parameters into the CleanTalk cloud.
  3. Service analyzes the parameters.
  4. If this is a visitor, the comment will be published. If it's a spam bot, then CleanTalk blocks this comment or registering.
  5. Parameters are written to the log which can be viewed in the Control Panel service.

CleanTalk benefits

  • No Captcha, no questions, no puzzles, etc.
    CleanTalk eliminates the need for CAPTCHA, questions&answers and other ways which use complicated communication methods for spam protection on your site. Invisible to the visitors, spam protection has a positive effect on the loyalty of the site's audience.
  • Easy setup
    You need only 5-10 minutes to set up the CleanTalk plugin. Every plugin has detailed setup manual with screenshots of each stage of the installation.
  • Rude words protection for the site
    A function of the service is censorship of abusive comments. Messages containing not normative lexicon, cursing and calling for ethnic hatred are automatically sent to manual moderation.

Anti-Spam Plugins

We provide plugins and API to block forum spam, board spam, blog spam, web site spam with their spreading spam, abusing forms on web sites and other annoyances.

Anti-Spam API, Libraries, Classes

Mobile applications





Fraud Prevention With CleanTalk Database



One thing we want to mention is that more and more transactions switch to online and this is where we can help you in bad IP-addresses detection. CleanTalk has one of the biggest spam activity database of IP/email addresses. Every day CleanTalk gets information about thousands of new spam IPs/emails and some of these IP are used for card fraud too.