Convert PNG to ICO
Free PNG to ICO converter. Keeps transparency. No signup, and your files are deleted after 1 hour.
Image Converter
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Maximum file size: 100 MB per file
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How to convert PNG to ICO
Quick answer: To convert PNG to ICO: upload your PNG file, choose ICO as the output format, click Convert and download the result. It takes a few seconds, needs no account, and your files are deleted from the server after 1 hour.
- Upload your PNG file by clicking the upload area, dragging it in, or pasting an image URL.
- Select ICO as the output format.
- Click Convert and wait a few seconds.
- Download your ICO file, or download several files at once as a ZIP.
What changes when you convert PNG to ICO
- Both formats support transparency, so see-through areas stay transparent.
- Neither format throws away detail in this conversion, so the pixels are preserved.
- Photos usually get smaller when saved as ICO.
- The icon file contains several sizes (from 16 to 256 px) so it works as a favicon and as a Windows icon.
PNG vs ICO at a glance
| Feature | PNG | ICO |
|---|---|---|
| Full name | PNG (Portable Network Graphics) | ICO (Windows Icon) |
| Introduced | 1996 | 1985 |
| Compression | Lossless | Lossless |
| Transparency | Yes | Yes |
| Animation | No | No |
| Best for | Logos, screenshots, icons and graphics with sharp edges or transparency | Website favicons and Windows app icons |
| Compatibility | Opens in every browser, phone, computer and app. | Used for favicons and Windows icons; most photo viewers do not open it. |
When to choose ICO instead of PNG
Choose ICO for website favicons and Windows app icons. Its main limit: it only suits small icon sizes.
Stay with PNG if you need logos, screenshots, icons and graphics with sharp edges or transparency.
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PNG to ICO FAQ
How do I convert PNG to ICO?
Upload your PNG file, select ICO as the output format and click Convert. When it finishes, download the ICO file. No software or account is needed, and your files are deleted after 1 hour.
Does converting PNG to ICO reduce quality?
No. Both formats keep the full pixel data, so the converted image looks identical.
Is transparency kept when converting PNG to ICO?
Yes. Both PNG and ICO support transparency, so see-through areas are preserved.
Will the ICO file be smaller than the PNG?
For photos, usually yes. ICO compresses images more efficiently than PNG.
Where can I open a ICO file?
Used for favicons and Windows icons; most photo viewers do not open it.
Is it free and safe to convert PNG to ICO here?
Yes. It is free for up to 20 files per day and 100 MB per file, with no sign-up. Files are processed on our server, never shared, and deleted automatically after 1 hour.
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