All Mac ICNS Converters
App Icon Generator New
Generate app icons for iOS and Android
Favicon for Apple Beta
Generate Apple touch icons and favicons
HEIC to ICNS
Convert HEIC photos to Mac ICNS icons
ICNS Viewer
View and preview Mac ICNS icon files
ICNS to ICO Beta
Convert Mac ICNS icons to Windows ICO
ICNS to PNG
Extract PNG images from macOS ICNS icon files
ICO to ICNS New
Convert Windows ICO icons to Mac ICNS
JPG to ICNS Beta
Convert JPG and JPEG images into macOS ICNS icon files
PNG to ICNS
Convert PNG images to Mac ICNS format
SVG to ICNS New
Convert SVG vector graphics into macOS ICNS icons
WEBP to ICNS New
Convert WebP images into macOS ICNS files
Icon Converters
Icon Tools
Quick Links
About ICNS Format
ICNS is the native icon format for macOS and iOS applications. Unlike other image formats, ICNS files can contain multiple image sizes in a single file, allowing your icons to look sharp on all Mac displays from standard to Retina. Our converters automatically generate all required sizes for modern macOS development.
Multiple Sizes
16px to 1024px in one file
Retina Ready
Sharp on all Mac displays
Privacy First
Files deleted within 1 hour
Fast Conversion
Instant processing online
Frequently Asked Questions
ICNS is the native icon format for macOS applications. It contains multiple image sizes in a single file, allowing Mac apps to display sharp icons at any resolution. Use our PNG to ICNS converter to create your own.
ICO is the Windows icon format, while ICNS is for macOS. Both can contain multiple sizes, but they're not interchangeable. Use our ICO to ICNS or ICNS to ICO converters to switch between formats.
Modern macOS apps should include 16x16, 32x32, 128x128, 256x256, 512x512, and 1024x1024 pixel sizes. Our converters automatically generate all required sizes from your source image.
Yes! Use our HEIC to ICNS converter to convert iPhone HEIC photos directly to macOS icon format. Perfect for creating custom folder icons or app icons.
Use our ICNS Viewer to see all sizes contained in an ICNS file, analyze the file structure, and extract individual images.
Yes. All uploaded files are processed securely and automatically deleted from our servers within 1 hour. We never store, share, or analyze your images.