How to Convert an image to a Base64 string

Convert images to Base64-encoded strings for embedding in HTML, CSS, or JSON. Preview the data URI and copy with one click.

4 min read Image to Base64 Converter Free, no signup required

Quick start

Image to Base64 Converter — Convert images to Base64-encoded strings for embedding in HTML, CSS, or JSON.

Get started in under two minutes:

Upload your image
Review and adjust settings
Review the output
Copy the result

Open Image to Base64 Converter

Step-by-step instructions

Follow these steps to get the best results from Image to Base64 Converter:

Upload your image

Click the upload area or drag and drop your image. Supported formats include JPG, PNG, and WebP.

Tip: The original file is not modified. All changes are applied to the downloaded copy only.

Review and adjust settings

Use the settings panel to refine the output. Image to Base64 Converter lets you images to base64-encoded strings for embedding in html, css, or json.

Tip: Watch the live preview update as you change settings.

Review the output

The output panel shows a live preview. Scroll through it to verify the result is correct before saving.

Tip: Verify the result before using it in production.

Copy the result

Click the "Copy" button to copy the output to your clipboard. The button briefly changes to "Copied!" to confirm the action.

Tip: Paste the result directly into your project, code editor, or document.

Open Image to Base64 Converter

Frequently asked questions

Is Image to Base64 Converter free to use?

Yes — Image to Base64 Converter is completely free with no account or signup required. All core features are available immediately.

Which image formats are supported?

JPG, PNG, WebP, and GIF are the most widely supported formats. The exact input and output formats depend on the operation.

Does Image to Base64 Converter work on mobile devices?

Yes — Image to Base64 Converter works on smartphones and tablets through any modern mobile browser. The interface adapts to smaller screens automatically.