Files with icns suffix can be usually encountered as icon archives from Mac OS X. Contains several sizes of icons in a single file.

Detailed description

Software that works with icns file extension

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ICNS file extension - Apple icon graphic format

What is icns file? How to open icns files?

File type specification:

Graphics file type icon Graphics file type

icns file icon: icns filetype icon

The icns file extension is most notably associated and ued for Apple icon graphic format, which is the native icon format in Mac OS X. 

The typical icns files contain several different sizes of the same icon in a single file. ICSN format supports icons of various sizes, such as 16×16, 32×32, 48×48, 128×128, 256×256 and 512×512 pixels, with both 1- and 8-bit alpha channels and multiple image states. The .icsn files may be both uncompressed and compressed.

The larger icons within the .icns file are typically in the JPEG 2000 file format.

The default software associated to icns file type:

Preview icon

Apple, Inc. logo Preview  Apple macOS / Mac OS X software

Company or developer:
  Apple, Inc.

Apple Preview is document and graphic viewer that is integral  part of Mac OS X operating system. It can view and also export/convert the most common bitmap picture formats.

macOS icon

Apple, Inc. logo macOS  Apple macOS / Mac OS X software

Company or developer:
  Apple, Inc.

macOS is Unix-based desktop operating system, a successor of Mac OS X system for MacBook-family, iMac, Mac Mini and Mac Pro computers, developed and sold by Apple, Inc.

macOS Sierra (10.12) is including various new features, like digital personal assistant called Siri, new Apple Pay service, iCloud drive, new Messages app, Apple File System a successor of HFS+ and many more.

Mac OS X icon

Apple, Inc. logo Mac OS X  Apple macOS / Mac OS X software

Company or developer:
  Apple, Inc.

OS X or Mac OS X is Unix-based operating system developed by Apple Inc. for Macintosh computers. It contains basic core applications for everyday use, such as Finder basic file manager, Safari for Internet browsing, QuickTime for video, iTunes for managing audio data and iPod, iOS devices management , iMessage instant messaging, Mail, Contacts, Calendar and many more.

The latest version 10.11 of OS X is called El Capitan. It is available to purchase on Mac App Store as well as is distributed with new Mac computers and notebooks. It includes features to improve the security, performance, design and usability.

OS X operating system was replaced by new macOS in 2016!

IconBox icon

IconBox  Apple macOS / Mac OS X software

Company or developer:
  ChickenByte

​IconBox is a graphic utility and icon manager for Mac OS X. It is iPhoto like application that enables you to store, manage & change all your icons or dock icons using simple drag & drop like functionality.

The first icon organizer for Mac OS X now has full icon & dock customization capabilities and online tools for searching new icons.

Related articles:

Get png or jpg icon from an app on Mac

Change app icon on Mac

Help how to open ICNS files:

ICNS icon can be natively opened in Apple Preview and edited in most icon-editing software tools.

How to convert file with extension ICNS:

Axialis IconWorkshop and IcoFX are able to work and convert the .incs files.

Find conversions from icns file:

icns to exr

icns to ico

icns to icon

icns to jpg

icns to pdf

icns to png

icns to tiff

Find converter to icns file type:

icl to icns

icon to icns

icontainer to icns

jpeg to icns

jpg to icns

pdf to icns

png to icns

List of software applications associated to the .icns file extension

Recommended software programs are sorted by OS platform (Windows, Mac OS X etc.) and possible program actions
that can be done with the file
: like open icns file, edit icns file, convert icns file, view icns file, play icns file etc. (if exist software for corresponding action in File-Extensions.org's database).

Hint:
Click on the tab below to simply browse between the application actions, to quickly get a list of recommended software, which is able to perform the specified software action, such as opening, editing or converting of the icns files.

  • Open icns file
  • Save icns file
  • Edit icns file
  • View icns file
  • Convert icns file
  • Create icns file
  • Import icns file
  • Export icns file
  • Others icns file

Software that open icns file - Apple icon graphic format

Click on the link to get more information about listed programs for open icns file action.

Microsoft Windows:

Apple macOS / Mac OS X:

Main software associated with icns file by default:
Preview small icon Preview
Other suggested software:
icns Browser
Apple Icon Composer small icon Apple Icon Composer
Icons Maker small icon Icons Maker

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