Overview
A Flutter widget designed for creating clean, customizable code input fields ideal for PINs, OTPs, and password entry. It supports multiple input types, automatic focus management between fields, and seamless integration across platforms. The widget is lightweight, easy to configure, and provides a consistent user experience on Android, iOS, Web, macOS, Windows, and Linux. It handles input validation and formatting out of the box, making it perfect for authentication flows.
Use cases
- One-time password (OTP) entry
- PIN code input for login
- Secure password field with masked input
- Multi-digit verification forms
- Authentication screens
- Form validation in mobile apps
Key features
- Auto-focus between input fields
- Customizable text style and colors
- Supports both numeric and alphanumeric input
- Cross-platform compatibility
- Built-in input validation
- Easy integration with form controllers
Suitable for
- Mobile app developers
- Authentication feature builders
- UX-focused form designers
- Cross-platform Flutter projects
- Apps requiring secure input fields
Considerations
- Limited to single-line input
- No built-in biometric authentication
- Does not support dynamic field count at runtime
- Requires manual handling of submission logic