Base64 Decoder

This Base64 decoder converts a Base64 string back into readable text. Paste your encoded value above to decode it instantly, right in your browser.

How to use it

1. Paste your Base64 string.
2. Click decode.
3. Copy the decoded text.

What is Base64?

Base64 encodes binary data as text using 64 safe characters, so it can travel through email and URLs. Decoding reverses it back to the original.

Frequently Asked Questions

How do I decode a Base64 string?

Paste the string into the Base64 decoder above and it instantly returns the original text.

Is Base64 encryption?

No. Base64 is encoding, not encryption — anyone can decode it, so never use it to protect secrets.

Does decoding happen in my browser?

Yes, the conversion runs locally in your browser, so your text is not sent to a server.