DEVELOPER TOOLS
Base64 Encoder / Decoder
Convert UTF-8 text and Base64 strings locally without sending data to a server.
Use with encoding and identity tools
Enter text to encode or Base64 to decode.
Your text is processed locally in your browser. This tool does not upload input or output, and Base64 is encoding, not encryption.
How it works
Base64 Encoder / Decoder uses the values you enter to produce a clear result directly in your browser. Inputs are designed to be easy to review before you copy, print, or use the result.
Example
Open the tool, enter a realistic sample value, review the output, and adjust the fields until the result matches your workflow.
Frequently Asked Questions
Is this tool free to use?
Yes. You can use this tool in your browser without creating an account.
Do I need to install anything?
No. The tool runs online in a modern web browser.