What is the file size limit?

Large files are capped to keep the tab responsive — use smaller images or split workflows.

Can I use non-image Base64?

This tool targets images; generic Base64 is available in the main Base64 encoder tool.

New

Base64 Image Converter

Runs in browser

Encode images to Base64 or data URIs with size stats, or decode Base64 and data URIs back to an image with preview and download. Processing stays in the browser.

Drag & drop an image here, or choose a file

Max 8.0 MB

Output

How to use

Image → Base64
Upload or drop an image, pick data URI or raw output, then copy or expand long strings.
Base64 → Image
Paste raw Base64 or a data URI to preview and download the decoded image.
Privacy
Images never leave your device.

Examples

PNG to data URI
Small icon.
Output
```
data:image/png;base64,iVBORw0KGgo...
```

Frequently asked questions

What is the file size limit?: Large files are capped to keep the tab responsive — use smaller images or split workflows.
Can I use non-image Base64?: This tool targets images; generic Base64 is available in the main Base64 encoder tool.

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Base64 Image Converter tool

How to use

Image → Base64

Base64 → Image

Privacy

Examples

PNG to data URI

Frequently asked questions

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