Guides & Articles
App icon sizing, platform requirements, and design tips — everything we learned building this generator, written up so you don't have to dig through platform docs yourself.
Flutter App Icon Sizes: The Complete Guide for Every Platform
Every size Flutter expects for Android, iOS, Web, Windows, macOS, and Linux — and why there are so many of them.
Android Adaptive Icons Explained: Foreground, Background, and Safe Zones
What adaptive icons actually are, why Android needs two layers instead of one image, and how to design a foreground that survives being cropped into a circle.
iOS App Icon Requirements: Every Size You Need
From the 20×20 Settings icon to the 1024×1024 App Store artwork — what each iOS icon size is for and how Contents.json ties them together.
How to Design a Logo That Works at Every Size
The design choices that hold up from a 1024×1024 App Store listing down to a 16×16 favicon — and the ones that fall apart.
PWA Icons and Maskable Icons: What Web Developers Need to Know
Why a Progressive Web App needs more than a favicon, and what "maskable" actually means in a web app manifest.
Windows ICO Files Explained: What's Inside a .ico and Why It Matters
A .ico file isn't one image — it's a small container holding several. Here's what's actually inside one and why Windows wants it that way.
macOS App Icon Guidelines: Rounded Squares and the Human Interface Guidelines
macOS icons follow a distinct visual language from iOS — here's what Apple's guidelines actually ask for.
Why Android Notification Icons Must Be Monochrome
A full-color logo in the status bar renders as a solid white block — here's the design rule Android enforces and why.
Background Removal for Logos: How It Works and When to Use It
A practical look at how automated background removal actually identifies "background," and the kinds of source images it handles well versus poorly.
Flutter Launcher Icons: Manual Setup vs. Automated Generators
What it actually takes to add app icons to a Flutter project by hand, and where an automated generator saves real time.
A Brief History of the App Icon: From Skeuomorphism to Flat Design
How app icons went from photorealistic leather and glass to flat shapes and back toward subtle depth again.
Common App Icon Mistakes That Get Apps Rejected From App Stores
The recurring icon problems that trigger App Store and Play Store review rejections — and how to avoid each one.