Just like the spam you receive in your email’s inbox, robots scrounge the web for web sites for the opportunity to submit their messages using your site’s comment function. WP-SpamFree is a plugin that helps reduce robot spam. All you have to do is enable it and the plugin does the rest.
The plug-in also provides a simple contact form that you can place on your site as well. Once enabled, enter the following using the HTML editor:
You can even customize elements of the form – just select WP-SpamFree from under the Plugins menu.