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Base64 Encoder

Encode UTF-8 text to Base64 in one click. Everything runs locally.

Paste any string — including emoji and CJK characters — and get a clean Base64 representation. Toggle the URL-safe option to use - and _ instead of + and /.

URL-safe (RFC 4648 §5)

Input

Result

Output will appear here.

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Base64 Decoder

Decode Base64 strings back to readable text. Works with URL-safe Base64 too.

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Turn any image into a Base64 data URI ready to embed in HTML, CSS or JSON.

Base64 to Image

Paste a Base64 string or data URI to preview and download the image.

We do not store any of your data.