Tools / Image to Base64 Converter

Image to Base64 Converter

Convert images to Base64 data URLs or turn Base64 back into a downloadable image. Runs entirely in your browser with no signup.

PNG, JPEG, WebP, or GIF up to 5 MB. Processed in your browser only.

Frequently asked questions

Is my image uploaded to a server?

No. Conversion runs entirely in your browser. The file never leaves your device.

Which image formats are supported?

PNG, JPEG, WebP and GIF up to 5 MB. SVG is not supported for security reasons.

What is a data URL?

A data URL embeds the image as Base64 inside a string that starts with data:image/...;base64, so you can paste it into HTML or CSS.

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