QR&Barcode Scanner positions itself as a comprehensive solution for Android users requiring both scanning and generation of QR codes and barcodes. Developed by Trần Văn Duy, the application aims to handle diverse scanning needs through a unified interface while maintaining performance reliability and clean design aesthetics. The application's core functionality centers around universal scanning capabilities that detect and interpret various code formats through the device's camera. Beyond scanning, the app enables users to generate custom QR codes for multiple purposes including website links, contact information, Wi-Fi network credentials, event details, and plain text content. This dual functionality distinguishes it from basic scanning-only applications in the market. User experience demonstrates straightforward operation with minimal learning curve. The interface employs a clean layout that prioritizes scanning functionality while keeping creation tools accessible. Real-world usage patterns show the app serving both quick scanning scenarios—such as reading product barcodes or restaurant QR menus—and practical generation needs like creating Wi-Fi access codes for home networks or business cards with embedded contact information. No user reviews are currently available for analysis, making comprehensive feedback assessment impossible at this time. The absence of user ratings and testimonials presents a challenge for evaluating real-world performance and reliability across different Android devices and usage scenarios. The application demonstrates strength in its dual-purpose design that combines scanning and creation tools, though the lack of user feedback makes long-term reliability assessment difficult. Ideal for users requiring occasional scanning and QR generation without advanced features, though professional users might require more established alternatives with proven track records and community support.