Nullun is an Android app for creating customizable battery screens and status-bar visuals for creative posts, conversations and social content. Set any battery level from 1% to 100%, choose Android- or iPhone-inspired styles, add messages and preview before export. Pro adds Status Bar Studio with carrier, LTE/4G/5G, signal, Wi-Fi, synchronized battery details, app name, notifications and premium backgrounds. Local creation. One-time Pro purchase. No subscription.