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Base64 Encoder/Decoder

Encode and decode text to Base64 format

Text to Encode

Input length: 0 characters

Base64 Output

Enter text to see the Base64 encoded result

What is Base64?

Base64 is an encoding method that converts binary data to ASCII text format, commonly used for transmitting data over text-based protocols.

URL-Safe Encoding

URL-safe Base64 replaces + with - and / with _ to make the output safe for use in URLs.

Encode text or files to Base64 and decode Base64 strings instantly. Base64 encoding is essential for embedding data in HTML, CSS, and APIs. Our tool supports standard and URL-safe encoding, handles large files, and processes everything in your browser.

How to Use

  1. 1Enter text or upload a file to encode
  2. 2Or paste Base64 string to decode
  3. 3Toggle URL-safe encoding if needed
  4. 4Click Encode or Decode button
  5. 5Copy result or download decoded file

Frequently Asked Questions