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Q2A Logical Captcha


This is a plugin for Question2Answer that serves simple logical questions for anti spam verification .

This uses services provided by API .


  • based on Text Captcha API
  • Pretty simple, easy and logical questions for verification
  • all possible answers for one question
  • random questions are choosen out of 180,243,205 questions from the database
  • less repetitive questions , so it is harder to decode by the bots

How to Install

The installation is pretty simple .

  • Download the ZIP file and Extract it.
  • Place directory called q2a-logical-captcha in qa-plugin folder.
  • Get your TextRecaptcha API key after doing a quick registration here -
  • Navigate to Admin -> Plugins -> Q2A Logical Captcha , set your API key there
  • Navigate to Admin -> Plugins -> Q2A Logical Captcha , set a Random String in the Salt field , which is adds additional security to your captcha . Any string is allowed for this field .
  • Navigate to Admin -> Spam , Set the field Use captcha module: as Q2A Logical Captcha
  • Done


It is probably okay for production environments, but may not work exactly as expected. Refunds will not be given. If it breaks, you get to keep both parts.

Language Support

You have the flexibility to change the language by adding a language file of your choice . But the questions will be always in English . No other language questions are supported as of now .

About q2A

Question2Answer is a free and open source platform for Q&A sites. For more information, visit:


Serves simple logical questions for anti spam verification




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