Stop bots without friction.
Six CAPTCHA types covering web, mobile and desktop. Adaptive difficulty based on real-time risk scoring keeps real users friction-free while blocking automated threats.
Six CAPTCHA types, one platform
Pick the challenge that fits your flow. All types share one API, one dashboard and one billing plan.
Slide Puzzle
Drag a piece into the matching slot — fast, intuitive and mobile-friendly.
Click to Select
Tap the requested characters in order. Great against OCR-based bots.
Image Rotation
Rotate a photo to the correct upright angle. Simple for humans, hard for bots.
3D Click
Click matching objects in a rendered 3D scene. Resistant to vision models.
Shape Click
Click specified shapes or glyphs in a layered image.
Invisible
Zero-interaction verification. Trusted users pass silently.
Built for production
Everything you need to ship secure verification at scale.
Adaptive risk control
Difficulty auto-adjusts based on a real-time risk score, so suspicious sessions work harder.
Global CDN < 100ms
Edge delivery across multiple regions for consistent, low-latency challenges worldwide.
Multi-platform SDKs
Web, Android, iOS, Flutter and Electron — drop-in components for every surface.
Frictionless for real users
Low-risk visitors pass silently. Only suspicious traffic sees an interactive challenge.
Automation-resistant
Behavioural signals, device fingerprinting and ever-evolving challenge pools.
Analytics & audit log
A detailed dashboard with pass rates, attack patterns and per-site metrics.
How we compare
A quick look at how CaptchaLa stacks up against popular alternatives.
| Feature | CaptchaLa | reCAPTCHA | hCaptcha |
|---|---|---|---|
| Challenge types | 6 types | 2 types | 2 types |
| Invisible / no-friction mode | Yes | Yes | Yes |
| Native mobile SDKs | Android / iOS / Flutter | Android / iOS | Android / iOS |
| Desktop SDK (Electron) | Yes | No | No |
| Self-host / private cloud | Enterprise | No | Limited |
| Transparent pricing | From $0 | Quota + billing | Freemium |
Integrate in minutes
Drop our loader on your page, call init(), and you're protected.
<!-- Include the CaptchaLa loader -->
<script src="https://cdn.captcha-cdn.net/captchala-loader.js"></script>
// Initialize the CAPTCHA widget
Captchala.init({
appKey: 'YOUR_APP_KEY',
product: 'popup'
})
.appendTo('#captcha')
.onSuccess((result) => {
// Token verified on your server
console.log('Token:', result.token);
});Ready to ship smarter verification?
Free tier included, no credit card required.