DevIconGen

From the App Store Source

DevIconGen (D.I.G.) is the essential icon generation tool for app developers. Simply drag and drop your source image, select your target platforms, and export a complete set of perfectly sized app icons in seconds. Key Features: - All Platforms Covered - Generate icons for iOS, iPadOS, macOS, watchOS, and Android from a single source image - Smart Processing - Automatically applies appropriate corner radii for each platform and generates gradient backgrounds for transparent images - Complete Icon Sets - Creates every required icon size for your selected platforms (50+ sizes total across all platforms) - Organized Export - Icons are exported in properly named folders with Contents.json files ready for Xcode - Background Removal - Remove solid color backgrounds with one click using intelligent corner detection - Professional Quality - High-quality image processing ensures crisp, clear icons at every size Perfect For: - App developers who need quick, accurate icon generation - Designers preparing assets for multiple platforms - Anyone updating their app's icon across all devices What Gets Generated: - iOS: 9 icon sizes plus 1024x1024 App Store icon - iPadOS: 10 sizes including all iPad-specific requirements - macOS: Complete set from 16x16 to 1024x1024 - watchOS: 17 sizes for all watch models - Android: All mipmap densities plus Play Store icon Workflow: 1 - Drop your image (PNG, JPEG, HEIC, TIFF, or BMP) 2 - Select target platforms 3 - Click Export and choose destination 4 - Get organized folders ready for your project DevIconGen remembers your last export location and provides all the tools you need for professional icon preparation. No subscriptions, no watermarks, just a straightforward tool that does one thing perfectly. Developed by Deep Dark Abyss Productions - creating professional developer tools for the Mac.

Every number in these answers comes from the data shown above on this page.