Nullun is an Android status bar studio for creating, customizing and previewing realistic status bar designs. You can adjust elements such as time, battery level, signal indicators, Wi-Fi, icons and other visual details to build a custom status bar that matches your desired look. Free users can create, edit, preview and manage designs. Lifetime unlocks external export, saving, sharing and sending designs outside the app. Nullun is designed for creators, developers, designers and Android users who need clean status bar mockups without subscriptions.