Base64 Encoder / Decoder

Encode text to Base64 or decode Base64 back to plain text. Useful for API tokens, basic auth headers, and safe transport of binary-like data.

  • Runs in your browser; your input stays on your device.
  • Supports UTF-8 text and common copy/paste workflows.
  • Great for debugging Authorization headers and payloads.
  • Works on mobile and large inputs with smooth UX.
DocsJWT DecoderURL Encoder

FAQ

Is Base64 encryption?
No. Base64 is an encoding format, not encryption. Anyone can decode it.
Why does decoded text look garbled?
The input may not be valid UTF-8 text, or it may represent binary bytes rather than text.