PNG to ICNS Converter
Turn a PNG into a multi-resolution ICNS icon for macOS entirely in your browser. Transparency is preserved and nothing is uploaded.
Drop an image here
Let’s make it just right.
PNG images 🔒 Processed locally — this file never leaves your device. Verify privacyHow to convert PNG to ICNS
1
Choose a PNG image
Select one PNG file. It stays on your device.
2
Convert in your browser
The fixed converter creates a ICNS without uploading the source.
3
Download the ICNS
Check the preview and save the converted image directly to your device.
FORMAT DETAILS
What changes when converting PNG to ICNS?
- The ICNS contains standard icon representations from 16 px up to the largest useful size.
- Rectangular PNGs receive transparent square padding so the artwork is not cropped or stretched.
- Images above 1024 px are scaled down to fit; smaller images are not enlarged beyond their source pixels.
WHEN IT HELPS
Common reasons to use this converter
- Creating a macOS app, folder, or document icon from a transparent PNG
- Packaging several Retina and standard icon sizes in one ICNS file
- Converting private artwork without uploading it to an icon service
PNG to ICNS questions
Does PNG to ICNS preserve transparency?
Yes. Transparent PNG pixels and the added square padding remain transparent.
Does the PNG need to be square?
No. Rectangular images are centered on a transparent square canvas without cropping or stretching.
What ICNS sizes are included?
The file includes appropriate standard and Retina representations from 16 px up to 1024 px, limited by the source size.