Free Online Tools "HaruTools Lab"

Favicon Generator

Convert PNG/JPG images into a multi-size compatible favicon.ico.

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Drag & Drop Your Image Here

or

128px
48px
32px
16px
Sizes to Include:

What is Favicon Generation (favicon.ico Conversion)?

This tool is an online utility that converts your images (PNG or JPG) into the "favicon.ico" format used as website icons. Its main feature is the ability to create a **multi-icon format** that bundles multiple resolutions into a single file, rather than just producing a single standalone image.

Why do I need the favicon.ico format?

While modern web browsers support PNG-format favicons, the ICO format remains highly recommended for backward compatibility with older browsers like Internet Explorer and for ensuring consistent display as desktop shortcut icons. Crucially, the ICO format can hold multiple sizes within a single file—such as "16x16 (for browser tabs)" or "32x32 (for bookmarks)"—allowing browsers to automatically select the optimal size depending on the context.

Advantages of this Tool

How to Set Up Your Favicon

Upload your generated `favicon.ico` file to the root directory of your web server, and place the following code inside the HTML `` tags:

<link rel="icon" href="/favicon.ico">
<link rel="shortcut icon" href="/favicon.ico">

Step-by-Step Instructions

  1. Select Image: Upload the image you wish to use as a favicon. Square images work best.
  2. Choose Sizes: Select the sizes you want to include in the .ico file (including 16x16, 32x32, and 48x48 is standard practice).
  3. Generate & Save: Click the "Generate & Save" button to instantly create and download your multi-icon file.

Frequently Asked Questions (FAQ)

Q. Why should I combine multiple sizes into a single file?

A. Different contexts require different resolutions (e.g., browser tabs, desktop shortcuts, mobile home screens). A multi-size ICO ensures your icon displays crisply and without blurriness in any environment.

Q. Is image transparency (no background) preserved?

A. Yes. If you start with a transparent PNG image, the transparency data will be maintained during the conversion to the ICO format. This is ideal for professional logos.

Q. What is the recommended size for the source image?

A. A square PNG image that is 256x256 pixels or larger yields the cleanest results. Rectangular images will automatically be cropped and scaled into a square shape by this tool.

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