The best European alternative to Cloudflare Turnstile is Friendly Captcha. If that doesn't suit you, we've compiled a ranked list of other European Cloudflare Turnstile alternatives to help you find a suitable replacement. Other interesting alternatives to Cloudflare Turnstile are: Private Captcha and Cloudzaro.
Cloudflare Turnstile alternatives are mainly Security & Privacy Solutions but may also be Managed DNS Providers. Browse these if you want a narrower list of alternatives or looking for a specific functionality of Cloudflare Turnstile.
This list contains services from companies based in a member state of the European Union (EU), the European Economic Area (EEA) and the European Free Trade Association (EFTA). You can read more about the listing conditions here.
GDPR-compliant CAPTCHA alternative that protects websites from bots automatically. No image puzzles, full accessibility, made in Germany with EU standards.

Friendly Captcha revolutionizes bot protection by offering a truly invisible, privacy-first alternative to traditional CAPTCHAs. Built by a German company following strict EU data protection standards, this innovative solution protects websites and applications from spam and abuse without compromising user experience.
Key advantages include:
The system generates unique cryptographic puzzles that solve automatically while users fill forms, typically completing before submission. This approach effectively deters bots while maintaining a frictionless user experience. Trusted by leading organizations worldwide, Friendly Captcha offers flexible pricing from €9/month for basic protection to enterprise solutions with unlimited domains and advanced analytics.
Privacy-first CAPTCHA solution that blocks bots invisibly while keeping forms accessible. EU-based, no cookies, no tracking, easy integration.

Block bots without annoying real users with this innovative CAPTCHA solution that works invisibly in the background. Unlike traditional CAPTCHAs that force users to solve puzzles, Private Captcha uses cryptographic challenges that are completely transparent to humans.
Key advantages over traditional solutions:
Technical benefits:
Transparent pricing starts at €9/month for 10,000 requests with 14-day free trial. All plans include real human support, usage statistics, widget customization, and up to 50 properties. The service is built by Estonian company Intmaker OÜ with full EU compliance and publicly auditable code.
Professional DNS hosting with DDoS protection, DNSSEC security, and integrated CAPTCHA services. German-hosted with GDPR compliance and 24/7 reliability.

Professional DNS and CAPTCHA infrastructure designed for businesses that prioritize security and reliability. Built and hosted exclusively in Germany with strict data protection standards.
Advanced DDoS Protection keeps your domains online with specialized mitigation technology that defends against DNS-targeted attacks around the clock. Your website stays accessible even during major traffic spikes or malicious attempts.
DNSSEC cryptographic security ensures authentic domain resolution, protecting your visitors from DNS spoofing and man-in-the-middle attacks. This enterprise-grade security feature validates that DNS responses haven't been tampered with.
Integrated CAPTCHA solution provides a privacy-focused alternative to traditional services, protecting your forms from spam and automated attacks while respecting user privacy with German data protection standards.
Key benefits include:
Perfect for businesses requiring reliable DNS services with European data protection standards and integrated security features.