Friendly Captcha - Privacy-Focused Human Verification for Websites
Friendly Captcha is a privacy-focused human verification tool that uses cryptographic proof-of-work challenges running in the browser to distinguish humans from bots without tracking or user friction.
- Best for
- Bot Protection
- Key capability
- Privacy-First Design
Save Friendly Captcha, follow its updates and vote on it — everything stays in your account.
Sign in or create a free account
What is Friendly Captcha?
Friendly Captcha is a privacy-first human verification solution designed to protect websites and online services from bots and spam. Unlike traditional captchas that rely on puzzles or user interaction, Friendly Captcha uses a cryptographic proof-of-work challenge that runs in the user’s browser, ensuring a seamless and accessible user experience without tracking or collecting personal data.
Key features of Friendly Captcha
Key features include privacy compliance (GDPR), easy integration via JavaScript or API, invisible verification without user friction, and support for multiple platforms and languages. It offers a modern alternative to reCAPTCHA with a focus on user privacy and accessibility.
Privacy-First Design
No tracking, fingerprinting, or personal data collection, fully compliant with GDPR and other privacy regulations.
Invisible Verification
Runs silently in the background without interrupting the user experience with puzzles or clicks.
Easy Integration
Supports JavaScript widget, REST API, and server libraries for multiple programming languages.
Accessibility
Designed to be accessible to all users, including those with disabilities.
Open Source Components
Parts of the technology are open source, allowing transparency and community trust.
Pros and cons of Friendly Captcha
Pros
- Strong focus on user privacy and GDPR compliance
- Invisible and user-friendly verification process
- Easy to integrate with multiple platforms
- Open source components increase transparency
- Accessible to users with disabilities
Cons
- Limited free tier may not suit high-traffic sites
- Less known compared to established captchas like reCAPTCHA
Key use cases for Friendly Captcha
Bot Protection
Prevent automated bots from submitting forms or accessing services by verifying human users.
Privacy-Compliant User Verification
Implement GDPR and privacy-friendly human verification without tracking or fingerprinting users.
Spam Prevention
Reduce spam submissions on websites, comment sections, and contact forms.
User-Friendly Captcha Experience
Provide a frictionless verification process that does not rely on puzzles or user interaction.
How Friendly Captcha works
- 1
Integrate Friendly Captcha
Add Friendly Captcha widget to your website forms or API endpoints using provided JavaScript or server-side libraries.
- 2
User Interaction
When a user submits a form, the browser performs a cryptographic challenge in the background without requiring user puzzles.
- 3
Verification
The server verifies the cryptographic proof to confirm the user is human and not a bot before processing the request.
Who is using Friendly Captcha
Friendly Captcha pricing
Free
$0/month
Free for non-commercial websites only, with 1 domain and 1,000 requests per month.
Starter
EUR 9/month
Starter plan at EUR 9/month.
Growth
EUR 39
Growth plan at EUR 39.
Advanced
EUR 200
Advanced plan at EUR 200.
Enterprise
Custom pricing
Enterprise plan with custom pricing.
Plans and prices are as published by the vendor and can change. Check the official site before you buy. Open the pricing page (opens in a new tab)
Frequently asked questions about Friendly Captcha
It uses cryptographic proof-of-work challenges that run locally in the browser without tracking or collecting personal data.
Yes, it is designed to be accessible and does not rely on visual puzzles or audio challenges.
Yes, it provides JavaScript widgets and APIs that can be easily integrated into most web forms.
This tool is designed to help users accomplish its core tasks more efficiently. It is typically used by individuals or teams looking to improve productivity and workflow.
It depends on your specific needs and how you plan to use the tool. The official website and documentation are the best sources for the latest details.
Integration support depends on the tool and its available connectors or API. Check the official documentation or integrations page to confirm what is supported.
Conclusion
Instead of puzzles, the browser performs a cryptographic proof-of-work challenge in the background when a user submits a form. The server then verifies the cryptographic proof before processing the request. Integration uses a JavaScript widget, a REST API and server libraries for multiple programming languages. The challenge runs locally without tracking or collecting personal data, and it does not rely on visual puzzles or audio challenges.
It is built for web developers and privacy-conscious businesses. The free tier is for non-commercial websites only, with 1 domain and 1,000 requests per month, and paid plans start with Starter at EUR 9/month. The Growth plan costs EUR 39 and the Advanced plan EUR 200.
Sources
Sign in to review this tool.
Sign In to ReviewNo reviews yet
Be the first to share how this tool worked for you.
Ask about pricing, limits, or how it compares — or answer someone else.
Sign In to AskNo questions yet
Have a question about using or paying for this tool? Be the first to ask.
Featured on TiorAI
Alternative Tools
Explore similar AI tools that might fit your needs
reCAPTCHA
Google reCAPTCHA is a free security service that protects websites from bots and spam by verifying users through challenges and risk analysis.
GeeTest CAPTCHA
GeeTest CAPTCHA is an interactive CAPTCHA service using sliding puzzles and behavioral biometrics to verify human users and prevent automated bot attacks on websites and mobile apps.
More AI Developer Tools tools
Other tools in the same category, for when this one is not quite the fit.
Infosys
Infosys is a global IT services and consulting company specializing in AI, cloud, automation, and digital transformation solutions for enterprises.
PlantUML
PlantUML is an open-source tool that creates UML diagrams from simple text descriptions, supporting various diagram types and integration with development tools.
Tailscale
Tailscale is a VPN service that creates a secure, private mesh network using WireGuard, enabling easy and encrypted remote access for teams and developers.
OpenZeppelin
OpenZeppelin is a platform offering open-source smart contract libraries, security auditing, and developer tools to build secure blockchain applications primarily on Ethereum.
OpenDaylight
OpenDaylight is an open source software-defined networking platform that provides a modular controller framework to enable network automation, programmability, and support for multiple protocols like OpenFlow and NETCONF.
ONAP
ONAP is an open-source platform that automates the orchestration and lifecycle management of telecom networks, supporting 5G, SDN, and NFV technologies.
1inch
1inch is a decentralized exchange aggregator that optimizes cryptocurrency token swaps by sourcing liquidity from multiple DEXs to provide the best prices and reduce gas fees.
Dotfuscator
Dotfuscator is a .NET code obfuscation and application security tool that protects software from reverse engineering, tampering, and debugging by transforming assemblies and integrating with development pipelines.