Turn phone into a barcode scanner is not fun enough. But able to create barcode is. ZXing Project which develops ZXing Barcode Scanner for Android has an online QR Code Generator. You can use it to generate QR Code for calendar event, contact information, email address, GEO location, phone number, SMS, text, URL and Wi-Fi network.
Barcode is everywhere around us. They are useful in shopping center, warehouse, bill, products, packages… And ZXing Barcode Scanner for Android will turn your phone into a barcode scanner. It uses the built-in camera on mobile phones to photograph and decode barcodes on the device.
ZXing Barcode Scanner