How do I convert a Base64 string back to an image?

Paste your Base64 string (with or without the data:image prefix) into the input field and click decode. Your browser generates the image instantly.

What formats are supported?

All standard image formats are supported: JPEG, PNG, GIF, WebP, SVG, and BMP.

Is this tool free and private?

Yes, 100% free. All processing happens in your browser — your data never leaves your device.

ImageToolbox.app

Base64 to Image

Convert Base64 encoded strings back to downloadable image files.

Paste Base64 String

Accepts both raw Base64 and data URI format (data:image/png;base64,...)

Paste a Base64 string above to preview the image

How It Works

This tool decodes Base64 encoded image strings back into viewable and downloadable image files. It automatically detects the image format (PNG, JPG, WebP, GIF) from the data or magic bytes.

Accepted Formats

Data URI: data:image/png;base64,iVBORw0KGgo...
Raw Base64: iVBORw0KGgoAAAANSUhEUg... (format auto-detected)

Common Sources

CSS background-image data URIs
HTML inline images
API responses with embedded images
Email attachments