Base64 Encoder & Decoder
Instantly encode plain text to Base64 or decode Base64 strings back to their original format.
How to Use the Base64 Tool
1. Input Your Data
Type or paste your content into either the "Plain Text" or "Base64" box. The tool works in both directions.
2. See Instant Conversion
As you type, the other box will update in real-time with the converted result. Our tool fully supports UTF-8 characters.
3. Copy or Clear
Use the "Copy" button to grab the result for use in your application, or "Clear" to start over. It's that simple!
Base64 FAQ
What is Base64?
Base64 is a binary-to-text encoding scheme that represents binary data in an ASCII string format by translating it into a radix-64 representation.
Why is Base64 used?
It's commonly used to embed binary data, like images or sound files, within text-based formats such as HTML, CSS, or JSON. It ensures data remains intact without modification during transport.
Is this tool secure?
Yes. All encoding and decoding is done entirely on your computer within your browser. No data is ever sent to our servers, ensuring your information remains private and secure.