Product Overview
App Icon Generator is a free online tool that takes a single square image and instantly generates all the icon sizes required for iOS, Android, macOS, watchOS, and web app publishing. Simply drag and drop your PNG or JPEG image, and the tool produces every needed resolution with proper padding and corner rounding. It also generates the necessary configuration files like Contents.json for Xcode, making it indispensable for app developers preparing assets for App Store and Google Play submission.
Best For
Mobile and web app developers who need to quickly generate all platform-specific icon sizes from a single source image.
Key Features
- Generate iOS, Android, macOS, watchOS, and web app icons from one source image
- Drag-and-drop interface for quick and easy image upload
- Produces properly sized icons with correct padding for each platform
- Generates Contents.json for Xcode asset catalog integration
- Instant download of all icons in a single ZIP file
Pros
- +Saves hours of manual resizing and exporting icons for different platforms
- +Simple and fast - just upload and download in seconds
- +Handles all platform-specific requirements including padding and corner radius
Cons
- -Limited to app icon generation only, no other image processing capabilities
- -No option to customize padding or corner radius manually
/// SPECS
- Pricing:Free
- Platform:Web
NVIDIA Canvas
Turn simple brush strokes into realistic landscape images
Draw.io / diagrams.net
Free open-source diagramming for everyone
Pigment
Simple online color palette generator for designers
MagicPattern
Create stunning patterns, gradients, and blobs in minutes
Xnapper
Beautiful screenshot capture and beautification for macOS
CSS Scan
Inspect and copy CSS of any element on any website
DiffusionBee
Free Stable Diffusion AI image generator for Mac
Bento
Build a beautiful personal bio page in minutes
VectorWiki
Search engine for thousands of free SVG vector icons
Macaron
Free collection of SVG UI elements and design assets
IconGen
AI icon generator from text descriptions
ICONS8
Massive library of design resources and AI tools
lucide-animated
open-source animated SVG icons extending Lucide with smooth Lottie animations.
iconify
unified open-source framework for 200,000+ icons from 200+ sets in one syntax.
itshover
open-source library of animated React icons with built-in motion for modern interfaces.