Base64 Encoder / Decoder

Popular

Encode text and binary files to Base64 format or decode Base64 data back into plaintext and files.

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Plaintext / Source
Base64 Result
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Key Capabilities & Features

Bi-directional text encoding and decoding
File-to-Base64 Data URI generator for images and SVGs
URL-safe Base64 mode toggle
UTF-8 and multi-byte character support

How to Use Base64 Encoder / Decoder

  1. 1
    Choose ModeSwitch between Encode (Text/File to Base64) and Decode (Base64 to Text/File).
  2. 2
    Input ContentType or paste text, or drag and drop an image or binary file.
  3. 3
    Copy or DownloadCopy the resulting Base64 string or download the decoded file.

Frequently Asked Questions

What is Base64 used for?

Base64 encoding is used when binary data needs to be transferred over text-based channels such as email protocols (MIME) or inline CSS/HTML Data URIs.