12: Game Dev Icons: Unity, Unreal Engine, and Godot Explained

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Game development represents a unique segment of the app icon landscape. Unlike productivity apps or utility tools where the icon is a logo or abstract mark, game icons often need to communicate narrative, atmosphere, character, and genre in a single tiny image. The visual language of game icons is its own discipline, and the technical requirements of game engines add another layer of complexity.

Unity, Unreal Engine, and Godot are the three dominant game engines across the indie and professional game development communities. Each has its own approach to platform icon management, and understanding these differences is essential for game developers who want their games to look polished on every storefront — Steam, the App Store, Google Play, the Epic Games Store, and beyond. A game's icon is the first impression for millions of potential players scrolling through storefronts.

Unity Icon Management

Unity handles icons through the Player Settings window in the Unity Editor. For each build target (iOS, Android, Windows, macOS, Linux, WebGL), Unity provides slots for different icon sizes. The editor shows the required sizes for each platform and allows you to override the default Unity icon with your own assets. Unity supports per-platform icon configuration, meaning you can have entirely different icons for iOS and Android if desired.

For iOS targets, Unity expects the same range of icon sizes that Xcode requires — from notification icons at 20pt to the App Store marketing icon at 1024×1024. For Android, Unity generates the Adaptive Icon system components. For desktop platforms, Unity expects PNG files that it converts to ICO (Windows) and ICNS (macOS) during the build process.

Unreal Engine Icon Configuration

Unreal Engine's packaging process handles icons differently. Platform-specific icons are configured through the Project Settings and are specified per-platform in the engine's INI files. Mobile icons for iOS and Android are placed in specified directories within the project, while desktop icons are specified separately. Unreal Engine's icon pipeline is more manual than Unity's, requiring developers to prepare correctly sized and formatted icons before placing them in the expected locations.

Godot's Simple and Elegant Approach

Godot takes a pleasingly straightforward approach to icons. You provide a single high-resolution icon in the Project Settings, and Godot generates the required sizes for each export platform during the export process. The engine handles all the platform-specific sizing internally. However, the quality of this auto-generation depends entirely on the quality of your source icon — a small or low-resolution source will produce noticeably degraded output on high-DPI displays.

For all three engines, the best practice is to prepare professionally sized icon assets using a dedicated tool before bringing them into the engine pipeline. Iconify generates game-engine-ready icon sets for Unity, Unreal, and Godot platforms. See full support details at iconify.roboticela.com.