App Store Screenshot Generator

AppScreen is a free and open-source utility designed to help developers and designers produce polished App Store screenshots for iOS apps without needing expensive graphic design software or manual layout work. It runs entirely in a browser or local environment and includes intuitive controls for backgrounds, text overlays, and device mockups, letting users compose compelling marketing visuals that meet Apple’s official size guidelines. Users can toggle between multiple device models and screenshot sizes to ensure that layouts adapt correctly to formats like iPhone 6.9”, 6.7”, 6.5”, and iPad screens, and export selections either individually or as batch ZIP files ready for upload. The tool also supports in-place text editing with access to a large font library and flexible styling controls, so headlines and subheadlines can be matched to an app’s branding.