Developer Tools / FREE BROWSER TOOL
Base64 Encoder & Decoder
Encode UTF-8 text to Base64 or decode a Base64 string back into readable text in the browser.
✓ Free to use✓ Runs locally✓ No account needed
Run the tool
Enter the values below to calculate or convert.
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Using the base64 encoder & decoder
Paste plain text or Base64 content and choose the operation. UTF-8 handling preserves common Unicode characters.
Real-world example
Example: Hello becomes SGVsbG8=.
Good to know
Base64 is encoding, not encryption. Do not treat an encoded password or token as protected information.
This tool is a planning aid, not a substitute for verifying values in vendor documentation or production configurations.