Device Frame PNGとは？

Device frame PNGs are a fundamental asset for creating professional app store screenshots. They transform a flat screenshot into a contextual mockup that helps users visualize the app on a real device. The PNG format is used because it supports transparency, allowing the device frame to be layered over any background.

Common device frame types include iPhone frames (from iPhone SE through iPhone 16 Pro Max), Android flagship frames (Samsung Galaxy, Google Pixel), iPad frames, and Apple Watch frames. Each frame type comes in different colors and materials matching the actual device options: for example, iPhone 16 Pro is available in Desert Titanium, Natural Titanium, White Titanium, and Black Titanium finishes.

When sourcing device frame PNGs, quality matters significantly. Low-resolution frames appear pixelated when used in app store screenshots that need to be high-DPI. Look for frames that are at least 2x the target screenshot resolution. Apple provides official device images through its marketing resources, and various free and paid mockup libraries offer high-quality frames.

Best practices for using device frames in screenshots: maintain consistent frame styles across all screenshots in your set. Do not mix different device generations or colors within the same listing. Consider the visual weight of the frame, as thick bezels can reduce the visible area for your app content. Some modern approaches use minimal or "frameless" mockups with just a subtle shadow or outline, which maximizes the visible app area. AI screenshot tools like ScreenMagic handle frame selection and sizing automatically, eliminating the need to manually download and position PNG frames.