What it does:
AdsCaptcha is an innovative captcha for spam prevention that can be used also for making money. This is due to the fact that users type advertisers’ messages instead of gibberish captcha – whenever user fill up the captcha text (=advertiser message) the website owner gets paid for it!
How it beats the competition:
AdsCaptcha offers a completely free captcha that can be download and used by anyone (on their website).
The installation process is not only free, but is also easy and takes no longer than 1 minute.AdsCaptcha - Stop Spam Make Money,