Overview
A customizable Flutter widget for creating and validating local PIN codes with flexible configuration options. Designed for secure, user-friendly PIN entry across multiple platforms, it supports dynamic input length, styling, and validation logic. Ideal for authentication flows requiring a simple numeric code. The widget is lightweight and integrates seamlessly into apps needing PIN-based access control.
Use cases
- User authentication
- App lock feature
- Secure data access
- Two-factor verification
- PIN setup flow
- Device unlock
Key features
- Customizable input length
- Flexible styling options
- Local PIN validation
- Cross-platform support
- Easy integration
- On-screen keyboard handling
Suitable for
- Simple authentication systems
- Mobile app security
- PIN-based login screens
- Privacy-focused applications
- Developers seeking lightweight solutions
Considerations
- Does not handle cloud-based PIN storage
- Limited to numeric input
- No built-in biometric fallback
- Requires manual implementation of retry logic
- Not suitable for high-security environments without additional measures