Bytes & hash inspector

A string’s UTF-8 vs UTF-16LE bytes and the SHA-256 of each — why “the same text” can hash two different ways — plus a file’s content fingerprint. Everything runs in your browser; nothing is uploaded.

Companion to The Keys That Never Matched · all tools

These tools run entirely in your browser and are provided as-is, for learning and convenience, with no warranty of accuracy — verify anything important against your own setup before relying on it.