Humans Not Invited
CAPTCHA that filters out humans and only lets programs pass
Humans Not Invited Alternatives
The best Humans Not Invited alternatives based on verified products, community votes, reviews and other factors.
Latest update:
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Don't share your email on public sites.
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Spamty is a web service to encrypt an email address and share it on the internet.
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Fight user churn with great user onboarding. Interactive product tours and smart tips significantly improve your user retention.
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reCAPTCHA is a free security service that protects your websites from spam and abuse.
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Do you use a captcha to keep out bots? hCaptcha is a drop-in replacement for reCAPTCHA that earns website owners money and helps companies get their data labeled.
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The worst captcha ever! Forces you to do 10 squats
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Showcasing creative side projects
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The noise cancelling wearable for your mouth
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Create parodies of the iconic O'Reilly book covers
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Spam protection for WordPress, Joomla, Drupal, and any other websites
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A captcha form for metal fans
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Replace fire hydrants and traffic lights with your brand.
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Keep the bots out without annoying your users
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GeeTest protects your websites, mobile Apps and APIs from bot threats.