CRC-32 Checksum

Feedback
Selecting a file will automatically calculate its CRC (using the current preset parameters).

📖 Description

CRC is a checksum/cyclic redundancy check value (an irreversible digest) commonly used to detect transmission or storage errors. Multiple configurable variants are provided for testing and compatibility verification.

Enter any text or data in the "Input Data" box.

Select a variant in the "Presets" section.

Click the "Calculate" button, and the corresponding CRC code will be displayed in the output box.