How to use Base64 Encode / Decode

What Base64 Encode / Decode does#

Base64 is an encoding scheme that represents binary data using 64 ASCII characters, commonly used to embed images in HTML/CSS, send data in URLs, or store credentials in config files. This free tool encodes any text to Base64 and decodes Base64 strings back to readable text directly in your browser — your data never leaves your device. Supports UTF-8, with one-click copy.

How to use it#

1. Open the tool and paste or type your text.
2. Choose the direction or options you want.
3. Get the transformed output.
4. Copy it to your clipboard in one click.

Your privacy#

Base64 Encode / Decode runs entirely in your browser. Your data never leaves your device: there is no upload, and nothing is stored on our servers.