TrustCaptcha
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Privacy friendly CAPTCHA forFlutter

Google’s single-codebase UI toolkit that compiles to high-performance native apps for mobile, web and desktop.Secure cross-platform Flutter apps with a privacy-friendly CAPTCHA that offers lightning-fast proof-of-work and fully accessible user flows on every device.
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TrustCaptcha is the privacy friendly and user focused CAPTCHA for Flutter

Security & Bot-ScoreTrustCaptcha combines a proof-of-work with a bot score — similar to the reCAPTCHA score — and custom security configurations for maximum security. Learn more
Privacy Friendly & GDPR-CompliantTrustCaptcha is a privacy-first CAPTCHA solution with a clear focus on data protection and GDPR compliance. Learn more
CustomizationAll features of the CAPTCHA widget are fully customizable such as translations or design. The branding or the entire widget can also be hidden. Learn more
AccessibilityThe CAPTCHA completely dispenses with puzzles or image marking tasks. The CAPTCHA works fully automated and complies with international accessibility standards. Learn more
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Flutter integration of the CAPTCHA

  • 1 – Sign Up

    Create a user account or sign in.
    TrustCaptcha Signup PageDashboard Page

  • 2 – CAPTCHA Creation

    Create a new CAPTCHA or use a existing one.
    Create CAPTCHA pageCAPTCHA overview page

  • 3 – Websites & Credentials

    Enter all websites that are allowed to use your CAPTCHA and check whether you can see your site-key, secret-key and, if applicable, a license-key.
    CAPTCHA credentials pageCAPTCHA settings page

  • 4 – Frontend Integration

    Note: The Flutter integration is currently under development and will be available soon.However, you can also use TrustCaptcha in Flutter without a pre-build integration. You can find all the necessary information about a custom integration in our documentation.If you would like to ask us to prioritize the development of this integration or have any other concerns, please contact our support team. We will be happy to help.
    Integrate the CAPTCHA widget into your website or app. You can find detailed instructions for the frontend integration in our documentation. The CAPTCHA widget will then be displayed on your website or app.
    trustcaptcha logo

  • 5 – Backend Integration

    When the CAPTCHA has finished, take the verification token and send it to your backend. Then retrieve the verification result from our servers and determine your next steps. You can find detailed information on backend integration in our documentation.

  • 6 – Congratulations 🎉

    You are now protected by TrustCaptcha - congratulations!
    trustcaptcha logo

Learn more about our CAPTCHA

Integrate TrustCaptcha in your Flutter application in just a few steps!

Try TrustCaptcha free of chargeNo card required
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