Base64 Decoder
Decode Base64 strings back into readable text instantly.
characters
About Base64 Decoder
Base64 Decoder is part of the Zama Tools toolbox. Decode Base64 strings back into readable text instantly. You do not need to install anything or create an account - open the page, enter your values and you are done.
This tool runs entirely inside your browser, which means your text and values never leave your device. It is fast enough to update while you type and works offline once the page has loaded.
How to use it
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1
Enter your data
Type or paste your input into the box above.
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2
See results instantly
Everything is calculated as you type - there is nothing to upload and nothing to wait for.
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Copy or download
Copy the result to your clipboard or download it in one click.
Base64 Decoder — questions & answers
Yes. Base64 Decoder is free for everyday use, and you do not need an account. Paid plans exist for larger files, higher daily limits, priority processing and batch work.
No. This tool works entirely in your browser using JavaScript, so your input never leaves your device.
Yes. Zama Tools is fully responsive and designed for touch, so it works the same on Android and iPhone as it does on a desktop.