Encode text to Base64 or decode Base64 to text instantly. Free, secure, and works entirely in your browser.
Encode text to Base64 instantly
Decode Base64 back to text
Full UTF-8 character support
Swap input/output with one click
Copy results to clipboard
Load sample data
100% client-side processing
No data sent to servers
Encode authentication tokens, API keys, and credentials for secure transmission.
Convert images and files to Base64 for embedding in HTML, CSS, or JSON.
Decode Base64 strings from logs, APIs, or encoded URLs to inspect the data.
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