Qr code reader / Barcode scanner / Barcode reader / QR code scanner free app is the lightning QR scanner app extreme for Android in the Google play store to scan QR code for Android device.
Simple user guide as following:
To scan the QR code / Barcode , simply open the QR code scanner / Barcode scanner app free, align the code. QR scanner / Barcode scanner app free will automatically recognize any QR code. To scan QR code / flashcode, if the code contains a URL, you can open browser to the site by press browser button . If the code contains only text, you can instantly see.

Supported QR codes:
• website links (URL)
• WiFi hotspot access information
• geo locations
• contact data (MeCard, vCard)
• calendar events
• phones
• email
• SMS
Barcodes and 2D codes:
• Data Matrix
• Aztec
• PDF417
• EAN-13, EAN-8
• UPC-E, UPC-A
• Code 39, Code 93 and Code 128
• Codabar
• ITF

Support sharing images, printing pdf