Essential calculators and references for iOS and Android app development
Convert between DPI, PPI, and density buckets (mdpi, hdpi, xhdpi, etc.). Calculate pixel density for any device.
Open ToolComplete reference for iOS and Android app icon size requirements. Get all the dimensions you need.
Open ToolCalculate minimum touch target sizes for accessibility. Ensure your UI elements meet Apple, Android, and WCAG guidelines.
Open ToolCalculate safe areas for notched devices. Get insets for iPhone, iPad, and Android devices.
Open ToolReference viewport dimensions for different devices. Get CSS pixel dimensions for popular phones, tablets, and desktops.
Open ToolBuild iOS Universal Links and Android App Links. Generate configuration files and test your deep links.
Open ToolCount characters for app store descriptions with limits. Stay within iOS App Store and Google Play Store character limits.
Open ToolConvert between CSS pixels and device pixels. Understand how pixel density affects your designs.
Open ToolThese tools help mobile developers create better user experiences across iOS and Android platforms. Understanding screen densities, touch targets, and platform-specific requirements is essential for building accessible, user-friendly mobile applications.
Mobile devices come in various screen sizes and pixel densities. Understanding DPI (Dots Per Inch), PPI (Pixels Per Inch), and density-independent pixels (DP/PT) is crucial for creating crisp graphics and properly sized UI elements that work across all devices.
Proper touch target sizing is essential for usability and accessibility. Both Apple's Human Interface Guidelines and Android's Material Design specify minimum sizes for interactive elements to ensure users can easily tap buttons and links.