Image tool

Image to ICO Converter

Convert PNG, JPG, or WebP images to ICO favicon format. Free, private, no upload stored.

IMG ICO
PrivConvert
Privacy-first conversion
No files stored
In-memory processing
Deleted instantly
No sign-up needed

Complete the security check to begin

Why use ICO format?

ICO is the standard format for website favicons - the small icon that appears in browser tabs. Upload any image and get a ready-to-use favicon.

How to Convert IMG to ICO Online

You can convert IMG to ICO right in your browser in under a minute. Your file is processed privately in memory and deleted the instant the ICO is ready.

1
Upload your IMG file

Drag and drop your file into the upload area, click to browse your device, or paste a URL to a file hosted online. You can upload files up to 250 MB and batch convert up to 20 files at once.

2
Automatic conversion

Once uploaded, the conversion from IMG to ICO starts automatically. The process runs entirely in an isolated environment - your data never leaves the secure pipeline.

3
Download your ICO file

Your converted file is ready instantly. Click the download button to save it to your device. The file is deleted from memory immediately after download.

Why convert IMG to ICO with PrivConvert?

PrivConvert turns your IMG into ICO without ever storing, logging or sharing it. Here is what that looks like in practice:

Zero data retention

Files are processed in volatile memory (RAM) and purged the instant your download is ready — nothing is ever written to disk, cached or backed up.

Encrypted transfers

Every upload and download is protected with TLS 1.3, so your image cannot be intercepted on the way to the server or back to you.

No account required

Convert instantly with no sign-up, no email and no profiling cookies. We never build a profile around you or the files you convert.

Works on any device

Runs in any modern browser on Windows, macOS, Linux, Android and iOS — no install, plugin or desktop software needed.

IMG vs ICO - Format Comparison

FeatureIMGICO
File extension.img.ico
Supported by PrivConvertYes (as input)Yes (as output)
Privacy-safe conversionIn-memory, zero storage
Max file size250 MB per file
Batch supportUp to 20 files simultaneously

A converter you do not have to worry about

PrivConvert handles thousands of conversions every day for developers, designers and privacy-conscious people who need a image converted without handing over a permanent copy.

250 MB Max file size
450+ Conversion tools
0 sec File retention
100% Free to use

Frequently Asked Questions

What size should my favicon be?
The standard favicon size is 32x32 pixels, but ICO files can contain multiple sizes. Our tool generates a properly sized ICO file from your image.
Can I create a multi-size ICO file?
The tool creates a standard ICO file optimized for use as a website favicon from any PNG, JPG, or WebP source image.
How do I add the favicon to my website?
Place the .ico file in your website root and add a link tag in your HTML head section pointing to the favicon file.
What image formats can I convert to ICO?
You can convert PNG, JPG, and WebP images to ICO format. Square images work best for favicons.
Is this tool really free?
Yes, completely free with no hidden fees, no watermarks, and no sign-up required. You can convert as many files as you need.
Are my files private and secure?
Absolutely. Every conversion runs in an isolated, in-memory process. Your files never touch the disk, are never stored or shared, and are deleted from memory the moment your download is ready.

Further Reading