Convert PNG to ICO Online
Converting PNG to ICO packages your logo into the multi-size icon file Windows and browsers expect. Choose which sizes to include — 16, 32, 48, and 256 are enabled by default — and get a single .ico file. Transparency is fully preserved — the alpha channel in your PNG carries over to the ICO output.
Conversion route
PNG → ICO
Output Settings
Icon sizes to include
One ICO file will contain all selected sizes. Default: 16, 32, 48, 256 px.
About PNG to ICO Conversion
This free online converter transforms PNG images into ICO format directly in your browser. PNG is the lossless format with full transparency, while ICO is the Windows icon container format. Whether you need broader compatibility, smaller file sizes, or different editing capabilities, switching from PNG to ICO takes just a few seconds and requires no software installation.
Transparency is fully preserved during this conversion. The alpha channel in your PNG image carries over to the ICO output intact, so transparent backgrounds stay transparent and no edge detail is lost. The ICO output is lossless, preserving your image as faithfully as the format allows without introducing any new compression artifacts of its own. The ICO output bundles several sizes into one file, with sensible defaults that cover most favicon and icon needs.
This conversion is popular with people who work with logos, screenshots, icons, and graphics with transparent backgrounds, as well as anyone preparing images for Windows application icons and website favicons. PNG files can be large, especially for photographic content, so moving to ICO is a sensible, practical step. The result is a clean file that is ready to share, upload, publish, or edit further in your favorite tools.
Your privacy is protected throughout the entire process. Conversion happens entirely inside your browser, so your files never leave your device and are never uploaded to any server. The tool is completely free, handles multiple files at once, and works on any device with a modern browser, making it simple to convert PNG to ICO whenever you need to.
How to Convert PNG to ICO
- 1
Upload your PNG file by dragging it into the box or clicking to browse. You can add multiple files at once.
- 2
Select the icon sizes to include (16, 32, 48, 64, 128, 256). The defaults cover most favicon needs.
- 3
Click Convert. Your PNG is converted right inside your browser.
- 4
Download your new ICO file when processing finishes.
Why Use This Converter
Simple conversion
Convert PNG to ICO with no software installation.
Private by design
Your files are converted entirely inside your browser and never leave your device.
Faithful output
ICO output keeps the source content as faithfully as the target format allows.
Transparency preserved
Alpha channels are kept intact in the converted file.
Frequently Asked Questions
Which icon sizes should I include?
For a favicon, 16, 32, and 48 cover most uses; 256 is used for high-resolution displays. The default selection (16, 32, 48, 256) works well for almost every case.
Do I need to install software to convert PNG to ICO?
No. The conversion runs through the web interface and the result is available as a download.
How is my PNG file processed?
This direction converts your file entirely inside your browser. The file never leaves your device and is not uploaded to any server.
What's the maximum PNG file size?
You can upload files up to 50 MB for this direction.