// free-tool
Paste binary — spaced or continuous — and it is grouped into bytes and decoded as UTF-8 text instantly. Great for decoding puzzle messages or verifying bit-level output.
no signup · no watermark · unlimited use
No. The transformation happens in your browser with plain JavaScript — nothing you type or paste leaves your device.
No — spaces are optional. Continuous bit strings are chunked into bytes automatically, though the total length must be a multiple of 8.
Encode any text to Base64 — Unicode-safe.
Decode Base64 back to readable text instantly.
Percent-encode text for safe use in URLs and query strings.
Decode percent-encoded URLs back to readable text.
Convert text to its hexadecimal byte representation.
Decode hexadecimal bytes back into readable text.
I build fast, privacy-first web applications with Next.js — these converters run entirely in the browser, and yours can too.