Read raw file bytes
Displays the raw header bytes of any file in hex and ASCII, identifies the file type from its magic signature, and provides a byte-level breakdown. Built for developers, forensic analysts, and data recovery work.
Drop files here or click to select
Any file type · Multiple files · Max 50 MB per file
// PRIVACY All byte analysis happens entirely in your browser. Files are read locally using the File API. No file data, signatures, or analysis results are transmitted anywhere.