Iframe Overview
The Heuristik Iframe is the fastest way to add identity verification to your application. It provides a fully hosted UI that handles the entire verification flow.
How it works
Key features
- Zero frontend code — just embed an iframe tag
- Responsive design — works on mobile and desktop
- Customizable — match your brand colors and logo
- Localized — supports
en,es,de,fr - Secure — session tokens expire after 30 minutes
Comparison with SDK
| Feature | Iframe | JavaScript SDK |
|---|---|---|
| Integration effort | Low | Medium |
| UI customization | Limited (colors, logo) | Full control |
| Bundle size impact | None | ~15 KB gzipped |
| Framework support | Any (HTML) | React, Vue, vanilla JS |
| Offline support | No | Partial |
When to use the Iframe
Choose the Iframe when you want the fastest integration with minimal frontend changes. If you need deep UI customization, use the JavaScript SDK instead.