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This online tool helps you calculate the checksum of text or a file from local storage or a URL using CRC. It supports various models such as CRC-32, CRC-16, CRC-8, CRC-24, CRC-64, and other predefined models. It also supports custom models.
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Input Type
Text
File
URL
Input Encoding
Hex
Base64
UTF-8
UTF-16LE
UTF-16BE
IBM866
ISO-8859-2
ISO-8859-3
ISO-8859-4
ISO-8859-5
ISO-8859-6
ISO-8859-7
ISO-8859-8
ISO-8859-8-I
ISO-8859-10
ISO-8859-13
ISO-8859-14
ISO-8859-15
ISO-8859-16
KOI8-R
KOI8-U
macintosh
Windows-874
Windows-1250
Windows-1251
Windows-1252
Windows-1253
Windows-1254
Windows-1255
Windows-1256
Windows-1257
Windows-1258
x-mac-cyrillic
GBK
gb18030
Big5
EUC-JP
ISO-2022-JP
Shift_JIS
EUC-KR
x-user-defined
Output Encoding
Hex (Lower Case)
Hex (Upper Case)
Base64
Model
Custom
CRC-7/MMC (CRC-7)
CRC-8/SMBUS (CRC-8)
CRC-10/ATM (CRC-10, CRC-10/I-610)
CRC-11/FLEXRAY (CRC-11)
CRC-15/CAN (CRC-15)
CRC-16/ARC (ARC, CRC-16, CRC-16/LHA, CRC-IBM)
CRC-24/OPENPGP (CRC-24)
CRC-32/ISO-HDLC (CRC-32, CRC-32/ADCCP, CRC-32/V-42, CRC-32/XZ, PKZIP)
CRC-64/ECMA-182 (CRC-64)
CRC-3/GSM
CRC-3/ROHC
CRC-4/G-704 (CRC-4/ITU)
CRC-4/INTERLAKEN
CRC-5/EPC-C1G2 (CRC-5/EPC)
CRC-5/G-704 (CRC-5/ITU)
CRC-5/USB
CRC-6/CDMA2000-A
CRC-6/CDMA2000-B
CRC-6/DARC
CRC-6/G-704 (CRC-6/ITU)
CRC-6/GSM
CRC-7/MMC (CRC-7)
CRC-7/ROHC
CRC-7/UMTS
CRC-8/AUTOSAR
CRC-8/BLUETOOTH
CRC-8/CDMA2000
CRC-8/DARC
CRC-8/DVB-S2
CRC-8/GSM-A
CRC-8/GSM-B
CRC-8/HITAG
CRC-8/I-432-1 (CRC-8/ITU)
CRC-8/I-CODE
CRC-8/LTE
CRC-8/MAXIM-DOW (CRC-8/MAXIM, DOW-CRC)
CRC-8/MIFARE-MAD
CRC-8/NRSC-5
CRC-8/OPENSAFETY
CRC-8/ROHC
CRC-8/SAE-J1850
CRC-8/SMBUS (CRC-8)
CRC-8/TECH-3250 (CRC-8/AES, CRC-8/EBU)
CRC-8/WCDMA
CRC-10/ATM (CRC-10, CRC-10/I-610)
CRC-10/CDMA2000
CRC-10/GSM
CRC-11/FLEXRAY (CRC-11)
CRC-11/UMTS
CRC-12/CDMA2000
CRC-12/DECT (X-CRC-12)
CRC-12/GSM
CRC-12/UMTS (CRC-12/3GPP)
CRC-13/BBC
CRC-14/DARC
CRC-14/GSM
CRC-15/CAN (CRC-15)
CRC-15/MPT1327
CRC-16/ARC (ARC, CRC-16, CRC-16/LHA, CRC-IBM)
CRC-16/CDMA2000
CRC-16/CMS
CRC-16/DDS-110
CRC-16/DECT-R (R-CRC-16)
CRC-16/DECT-X (X-CRC-16)
CRC-16/DNP
CRC-16/EN-13757
CRC-16/GENIBUS (CRC-16/DARC, CRC-16/EPC, CRC-16/EPC-C1G2, CRC-16/I-CODE)
CRC-16/GSM
CRC-16/IBM-3740 (CRC-16/AUTOSAR, CRC-16/CCITT-FALSE)
CRC-16/IBM-SDLC (CRC-16/ISO-HDLC, CRC-16/ISO-IEC-14443-3-B, CRC-16/X-25, CRC-B, X-25)
CRC-16/ISO-IEC-14443-3-A (CRC-A)
CRC-16/KERMIT (CRC-16/BLUETOOTH, CRC-16/CCITT, CRC-16/CCITT-TRUE, CRC-16/V-41-LSB, CRC-CCITT, KERMIT)
CRC-16/LJ1200
CRC-16/M17
CRC-16/MAXIM-DOW (CRC-16/MAXIM)
CRC-16/MCRF4XX
CRC-16/MODBUS (MODBUS)
CRC-16/NRSC-5
CRC-16/OPENSAFETY-A
CRC-16/OPENSAFETY-B
CRC-16/PROFIBUS (CRC-16/IEC-61158-2)
CRC-16/RIELLO
CRC-16/SPI-FUJITSU (CRC-16/AUG-CCITT)
CRC-16/T10-DIF
CRC-16/TELEDISK
CRC-16/TMS37157
CRC-16/UMTS (CRC-16/BUYPASS, CRC-16/VERIFONE)
CRC-16/USB
CRC-16/XMODEM (CRC-16/ACORN, CRC-16/LTE, CRC-16/V-41-MSB, XMODEM, ZMODEM)
CRC-17/CAN-FD
CRC-21/CAN-FD
CRC-24/BLE
CRC-24/FLEXRAY-A
CRC-24/FLEXRAY-B
CRC-24/INTERLAKEN
CRC-24/LTE-A
CRC-24/LTE-B
CRC-24/OPENPGP (CRC-24)
CRC-24/OS-9
CRC-30/CDMA
CRC-31/PHILIPS
CRC-32/AIXM (CRC-32Q)
CRC-32/AUTOSAR
CRC-32/BASE91-D (CRC-32D)
CRC-32/BZIP2 (CRC-32/AAL5, CRC-32/DECT-B, B-CRC-32)
CRC-32/CD-ROM-EDC
CRC-32/CKSUM (CKSUM, CRC-32/POSIX)
CRC-32/ISCSI (CRC-32/BASE91-C, CRC-32/CASTAGNOLI, CRC-32/INTERLAKEN, CRC-32C, CRC-32/NVME)
CRC-32/ISO-HDLC (CRC-32, CRC-32/ADCCP, CRC-32/V-42, CRC-32/XZ, PKZIP)
CRC-32/JAMCRC (JAMCRC)
CRC-32/MEF
CRC-32/MPEG-2
CRC-32/XFER (XFER)
CRC-40/GSM
CRC-64/ECMA-182 (CRC-64)
CRC-64/GO-ISO
CRC-64/MS
CRC-64/NVME
CRC-64/REDIS
CRC-64/WE
CRC-64/XZ (CRC-64/GO-ECMA)
CRC-82/DARC
Calculate
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