Encoding Tools

Encoding turns data into a form that is safe to send in URLs, headers and text-only systems. Base64 and percent-encoding are the two you meet most often.

Each tool here converts in one direction, so you always know what the result is.

• Base64 Decoder

  Decode Base64 strings to readable text online. Supports URL-safe Base64 and UTF-8. Free and private, runs in your browser.

• Base64 Encoder

  Encode text to Base64 online. Handles UTF-8, emoji and non-English characters correctly. Free and processed in your browser.

• URL Decoder

  Decode URL-encoded text online. Turn %20 and other percent codes back into readable characters. Free and private.

• URL Encoder

  URL encode text online. Convert spaces and special characters to percent-encoded form for query strings. Free and runs in your browser.