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Convert text to binary and back.
Convert text into its binary representation (and back), using UTF-8 byte values shown as 8-bit groups. Handy for learning, puzzles, and low-level debugging.
Runs entirely in your browser — nothing is uploaded.
UTF-8 — each character maps to one or more bytes, shown as 8-bit binary groups separated by spaces.
Yes — paste space-separated 8-bit binary groups and switch to Binary → Text.