WiFiKeyShare

WiFiKeyShare lets you easily share your Wi-Fi password by generating a QR code or by writing it to an NFC tag. The QR code should be recognized by most barcode scanner applications (i. E. Barcode Scanner by ZXing) and the NFC tag is formatted in the same way as Android does since it duced its "Write to NFC tag" option in Lollipop. That means people running Android 5.