We're live on Product Hunt! Please support us with an upvote and review.

Upvote now

ICO Converter

14,143 uses this week

Free online PNG to ICO converter. Quickly generate multi-size ICO files for your website favicon. No software installation required.

PNG, JPG, WebP ICO

Select an image to convert to ICO

Supports PNG, JPG, WebP. Square images recommended.

100% Secure & Local. Files never leave your device.
Advertisement Space (horizontal)

Why Use This Tool

Generate perfect .ico files instantly
Choose custom icon sizes (16x16, 32x32, 64x64, 128x128)
Maintains PNG transparency
100% private browser processing
Privacy focused — zero data collection on your images.
No registration required — start using instantly.

How It Works

1

Upload your square PNG or JPG logo.

2

Select the required icon size (32x32 is recommended for favicons).

3

Our custom client-side binary generator perfectly wraps your image into an official ICO format.

4

Download your new .ico file.

Comparisons

PNG vs ICO

While PNG is great for certain use cases, converting to ICO provides specific advantages for compatibility and performance depending on your needs. Use this tool when ICO is the required format.

Common Use Cases

Web Developers

Convert your logo into a favicon.ico file to display in the browser tab.

Windows Developers

Create custom desktop icons for your Windows software.

Web Developers

Optimize website assets perfectly using the ICO Converter for better Core Web Vitals.

Digital Marketers

Quickly prepare visual content for social media campaigns and email newsletters.

Photographers

Process high-quality images without risking client privacy by using local browser processing.

Frequently Asked Questions

Is it safe to use this ICO Converter?
Yes. All processing happens entirely in your web browser. Your files are never uploaded to any external server, ensuring 100% privacy and security.
Do I need to install any software to use the ICO Converter?
No installation is required. This tool works completely online in any modern web browser on Mac, Windows, Linux, or mobile devices.
Is there a limit to how many PNG files I can process?
There are no hard limits. Because the processing uses your own device's resources, you can use the tool as many times as you need for free.
Will my original PNG file be modified?
No. Your original file remains untouched. The tool generates a brand new ICO file for you to download.
✨ Community Driven

Can't Find the Image Tool You Need?

We're constantly adding new image tools. Tell us what you're looking for and we'll prioritize the most requested features.

Most requested tools are prioritized for development.

Request a Tool Help us decide what to build next!