AIS NFC UID Reader

Use the NFC reader built into your Android phone to scan a 13.56 MHz card.

⌁
Tap the button to enable NFC scanning.
UID returned by Chrome
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Reversed UID used for conversion
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Decimal / Wiegand value
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Conversion used:
Chrome UID is byte-reversed first, then the reversed hexadecimal UID is converted to an unsigned decimal value.

Example: 99:3E:FF:A5 → A5:FF:3E:99 → 2784968345
Requires Chrome on Android, NFC enabled, and HTTPS.