As soon as you create your contact form using contact Forms you may get spam through the contact form. You can always use reCAPTCHA to separate bots from real visitors but it will take some time for your visitors to pass this test. Otherwise, you can use the CleanTalk Anti-Spam plugin instead so it will protect all of your Ninja forms and save your visitors’ time.

Once the CleanTalk Anti-Spam plugin is installed it starts to protect all of the existing forms on your WordPress website. It may not only be Ninja contact forms but many others.

How to install CleanTalk Anti-Spam plugin to stop Ninja Forms spam

To install the Anti-Spam plugin, go to your WordPress admin panel → Plugins → Add New.


Then enter «СleanTalk» in the search box and click the Install button for «Spam protection, Anti-Spam, FireWall by CleanTalk».


After installing the plugin, click the «Activate»‎ button.


After it is done go to the plugin settings, click the «Get Access Key Automatically» button. Then click the «Save Settings»‎ button.


That’s it! From now your WordPress website and Ninja forms are protected from spam.

You can always use our detailed installation instructions.

Download CleanTalk Anti-Spam plugin | Download Contact Form by Ninja Forms 

How to check that your Ninja Forms are protected properly

You can test the work of Anti-Spam protection for your Ninja contact form by using a test email s @ (without spaces). First, open the form in an Incognito browser tab. Fill in all the required form fields and send a form. After submitting the form, you will see a block message about the block on the form submission.


If you have any questions, add a comment and we will be happy to help you.

Create your Cleantalk account – Register now and enjoy while CleanTalk Anti-Spam plugin protects all of your Ninja forms from spam.

WordPress spam protection


The protection works only for website visitors, not for website admins. Be sure to test the form protection using Incognito mode.

Ninja Forms Spam Protection for WordPress

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