Captcha online services comparison

Business > Webmaster
2
2011-10-18 19:53:03

This is a comparison of online services which helps to prevent automated abuse of your site (such as automatic comment spam or registrations) by using a CAPTCHA to ensure that only humans perform certain actions.

While these services helps to reduce spam, they will not totally prevent it, since some humans add manually their comments.

These services usually shows a text in an image and visitors must type it to validate the form. To ensure accessibility, some services provide an audio CAPTCHA so that the visitors can listen to it, if they are unable to see the image.

A dedicated comparison has been created for services with advertisements solutions combined:
http://socialcompare.com/en/comparison/captcha-and-advertisement-solutions

Solve MediaAdyoulikeCaptchas.netCaptch MeNuCaptchaOpenCaptchaProtectWebFormreCAPTCHAWebSpamProtect
DescriptionAdyoulike enables a new way of making money using Captchas. Their technology allows you to change the traditional Captcha, difficult to read by an advertising Captcha, nice, easy to read and remunerative.Captchas.net servers provides CAPTCHA images and audio files you can use in html-forms to prevent robots from filling it.NuCaptcha provides the only intelligent captcha product on the market todayreCAPTCHA is a free service that helps to digitize books, newspapers and old time radio shows while preventing automatic form filling by robots.WebSpamProtect.com allows you to add a verification image to your web site forms to protect them against spam robots. The service also provides full contact form management.
Screenshot
Distinctive featuresThe Captcha is served as an Ad, so you can get money while securing your forms.Behavioral Analysis System that adjusts security on the fly- brandable, SLA, advertising, fully customizable.Does not require any regsitrationThe service helps to digitize books or audio showsOnline control panel to customize available captcha, or to create full contact forms.
Multi-languageYes English, French, German, Spanish, Italian, JapaneseYes English, FrenchYes Audio pronunciation: English, German, Italian, French, DutchNo FrenchYes Fully LocalizableNoNoYes English, German, French, Dutch... (8 languages + custom)No
Visual customizationYesYes Size, color custom design for audio or to refresh the captchaYes Skinless version available to fully customize.Yes sizeYesYes 4 themes + customYes
Audio captchaYesNoYesNoYesNoYesYesYes
Code samplePHP, ASP, Perl, Python, JSP, Ruby.Net, PHP, Java, various pluginsPHPPHP, ASPPHP, ASP, Java/JSP, Perl...PHP, ASP, Perl
Wordpress pluginYesYesYesNoYesYesYes
Compatible SSLYesYesYesNoYesYes for premium accounts only
Notable web site using itYes, various, ISP's, VAST and VPAID compliant,
Pricing
Free planYesYesYesYesYesYesYes
Pricing120 euros per year to remove captchas.net logoPRO, ENTERPRISE AND ENGAGE PRODUCTS AVAILABLE FOR SITES WITH MORE THAN 25,000 SOLVED CAPTCHAS PER MONTH.Premium accounts enables SSL access, more customization, and full contact forms.
  • 500/month: $2.50/month or $25.00/year
  • 5000/month: $4.50/month or $45.00/year
  • 50000/month: $8.50/month or $85.00/year
Additional
Websitehttp://www.solvemedia.com/http://www.adyoulike.com/http://captchas.net/http://www.captchme.com/http://www.nucaptcha.comhttp://opencaptcha.com/http://www.protectwebform.com/http://recaptcha.net/http://webspamprotect.com/
Twitterhttp://twitter.com/solvemediahttp://twitter.com/Adyoulikehttp://www.twitter.com/captchme
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  • 2011-09-05 09:57:39
    2011-10-18 19:53:03
  • Webmaster
    English
  • Compare Adyoulike vs Captchas.net vs OpenCaptcha vs ProtectWebForm vs reCAPTCHA vs WebSpamProtect
  • Public
    Public
  • Creative Commons License CC-BY-SA 3.0 / GNU FDL
    Manage backups

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