Base64 Encoder
Encode and decode Base64 strings instantly. Convert text, files, and images to Base64 format.
What is Base64?
Base64 is a binary-to-text encoding scheme that converts binary data into a string of 64 ASCII characters. It's commonly used to encode data in URLs, email attachments, and data URIs in web development.
Common Uses:
- • Embedding images in HTML/CSS
- • API authentication tokens
- • Encoding binary data in JSON
Characteristics:
- • Output is ~33% larger than input
- • Uses A-Z, a-z, 0-9, +, /
- • Padding with = characters
How to Use Base64 Encoder
Configure Settings
Adjust the options to match your specific requirements
Generate
Click the generate button to create your result
Copy or Download
Copy to clipboard or download your generated content
Frequently Asked Questions
Is Base64 Encoder free to use?
Yes, Base64 Encoder is completely free. No sign-up or payment required.
Is my data secure?
All processing happens locally in your browser. We don't store any of your generated content.
Can I use the results commercially?
Yes, you can use any generated content for personal or commercial purposes without attribution.
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