CRC Land

Calculate CRC for text, HEX, or files

Enter your data, choose an algorithm family, and get the checksum instantly. Open a lookup table or generate ready-to-use code when needed.

How it works

1 Enter text, HEX, or choose a file
2 Choose a CRC family and format
3 Copy the result or generate code

Input

Source data

UTF-8

Hex preview

read only

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Configuration

Output

Algorithm

Live results

0 CRC variants

Updates instantly
AlgorithmResultPolyInitRefInRefOutXorOutPoly Formula

Directory

More algorithms

Jump straight to any preset

CRC-16 24
CRC-16 CRC-16/ARC, CRC-16/LHA CRC-16/XMODEM CRC-16/LTE, CRC-16/V-41-MSB CRC-16/X25 CRC-16/MODBUS CRC-16/IBM-3740 CRC-16/AUTOSAR, CRC-16/CCITT-FALSE CRC-16/MAXIM CRC-16/MAXIM-DOW CRC-16/USB CRC-16/AUG-CCITT CRC-16/SPI-FUJITSU CRC-16/KERMIT CRC-16/BLUETOOTH, CRC-16/CCITT CRC-16/TMS37157 CRC-16/CDMA2000 CRC-16/DECT-R R-CRC-16 CRC-16/DECT-X X-CRC-16 CRC16_CCIT_ZERO CRC16/BUYPASS CRC-16/UMTS, CRC-16/VERIFONE CRC16_DDS_110 CRC16_DNP CRC16_EN_13757 CRC16/GENIBUS CRC-16/DARC, CRC-16/EPC CRC16_MCRF4XX CRC16_RIELLO CRC16_T10_DIF CRC16_TELEDISK CRC16-A CRC-16/ISO-IEC-14443-3-A