QR Code Scanner is a free, professional-grade app that lets you easily scan and generate QR codes and Barcodes. The app is completely ad-free, providing a streamlined and hassle-free experience.

1) Here are some features of QR Code Scanner:

• Scan and generate QR codes and barcodes quickly and easily.
• Bottom sheet with four directly visible buttons for flashlight, scan history, image scan, and code generation.
• Scan any QR or Barcode by pointing your phone's camera at it and instantly access all the information you need.
• Details page for scanned codes includes three buttons for copying, sharing, or opening the scanned data.
• Third button can be used to select an image from your phone's gallery without giving access of your entire media library.
• Fourth button takes you to a screen where you can generate different types of QR codes or barcodes.

2) Access additional functionality by swiping up the bottom sheet which includes:

• Settings page where you can choose your preferred theme or default camera for scanning QR codes etc.
• Easily share the app with others or rate it from the expanded bottom sheet.

3) To use QR Code Scanner:

• Download the app from the Google Play Store.
• Open the app and grant camera permissions.
• Point your phone's camera at any QR or Barcode to scan it.
• Access all the information you need from the details page.
• Use the other buttons on the bottom sheet to access additional features.
• Customize your experience by visiting the settings page.

Overall, QR Code Scanner is a simple yet powerful app that makes it easy to scan and generate QR codes and barcodes on the go. Download it today and experience the convenience for yourself!