Base64 Encoder / Decoder
Encode and decode Base64 strings quickly in your browser.
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How to use Base64 Encoder
Select 'Encode' or 'Decode' mode using the tabs.
Enter your text or Base64 string into the input field.
The result will appear instantly in the output box.
Click the copy button to use the result in your code.
Frequently Asked Questions
What is Base64?
Base64 is a binary-to-text encoding scheme that represents binary data in an ASCII string format.
Is this secure?
Base64 is encoding, not encryption. It's not secure for sensitive data without additional encryption.
Why use Base64?
It's commonly used to embed images directly in HTML/CSS or to transmit binary data over media that are designed to deal with text.
Why use Kitbase Base64 Encoder?
Bi-directional
Support for both encoding text to Base64 and decoding Base64 back to text.
Real-time Processing
Conversion happens instantly as you type, no waiting for server requests.
UTF-8 Support
Correctly handles special characters and emojis using UTF-8 encoding.
Clean Interface
Simple, distraction-free design focused on getting the job done.