PNG to ICNS converter online
PNG → ICNS: upload a file and download the converted result.
PNG to ICNS online
ICNS is the icon container macOS uses for apps and folders. The converter builds a multi-resolution ICNS (16–512 px) from your PNG entirely in the browser.
- Package a custom macOS app or Electron build icon.
- Create folder icons for macOS from PNG artwork.
How to convert PNG to ICNS
Upload a file, choose a format and download the converted result.
Upload a file
Click the upload area or drag the file onto the page.
Choose a format
The list of target formats updates according to the source format.
Download the result
After conversion, a download button will appear.
When to use PNG to ICNS
Use this direction when a PNG file needs to be opened, shared, published or processed as ICNS.
- Useful for quick file preparation without complex settings.
- Helps exchange data between services, editors and websites.
- Creates a more compatible or compact result when the target format allows it.
What to check after conversion
Open the result and check encoding, line breaks, tables, special characters and nested data.
- For tables, use clear column headers.
- For JSON, XML, YAML and TOML, valid syntax is important.
- For images, the result depends on browser support for the selected format.
What is PNG?
PNG is an image format used for visual content, graphics, icons or photos depending on the file type.
What is ICNS?
ICNS is an image format used for visual content, graphics, icons or photos depending on the file type.
FAQ
Answers to common questions.
Which icon sizes are included?
The standard 16, 32, 128, 256 and 512 pixel entries, each scaled from your source image with transparent padding to keep the aspect ratio.
How do I convert PNG to ICNS?
Upload a file, start the conversion and download the result.
Do I need to register?
No, basic conversion is available without registration.
How can I improve the result?
Use a valid file extension, correct data structure and check the converted file after downloading.
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