Encode or decode Base64 text instantly.
Use this Base64 encoder and decoder to convert plain text into Base64 or decode Base64 back into readable text. It is useful for developers, testers, and anyone working with encoded data.
This tool runs entirely in your browser, so your text stays on your device.
Quick answers about the base64 encoder / decoder and how to use it.
The base64 encoder / decoder transforms the text format shown on the page while keeping your content easy to copy.
Yes. These tools are useful for formatting headlines, slugs, URLs, and general text cleanup.
No. The text stays in your browser during use.
Last updated: March 2026
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