Convert files from and to ICNS format online - AnyConv

Online ICNS Converter

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What is a ICNS file?

ICNS is the icon file format used by macOS to store app and folder icons. It supports multiple resolutions and color depths, enabling crisp rendering on Retina displays and various interface sizes.

ICNS is the Apple equivalent of the Windows ICO format and is used for packaging icons in macOS applications.

How to open ICNS files

You can view ICNS files using macOS Preview or Icon Set Creator apps. On Windows or Linux, use tools like IconWorkshop or GIMP (with plugins) to open or edit the contents.

To convert ICNS to PNG, ICO, or JPG, AnyConv provides a fast and intuitive online tool — no software needed.

Key facts about ICNS

  • Full name: Apple Icon Image Format
  • Extension: .icns
  • MIME type: image/icns
  • Developed by: Apple Inc.
  • Initial release: 2001

Useful links and resources

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FAQ

    👍 What is the best ICNS converter?
    Perhaps our ICNS converter is the best. AnyConv is fast, free and does not require software installation.
    🔺 How to convert Image files to ICNS?
    Choose files and upload them on the page. Select "to ICNS" and click "Convert". After a few seconds, you can download ICNS files.
    🔻 How do i change ICNS to another format?
    Upload your ICNS-file on the page. Select target format and click "Convert". ICNS conversion takes a few seconds.
    📱 Can I use ICNS converter on iPhone or iPad?
    Yes, you can convert ICNS files from iPhone, iPad and other mobile devices, because AnyConv ICNS Converter is a multi-platform web service.