Quick Search is a fast Android launcher and search app that unifies results from apps, app shortcuts, contacts, calendar events, files, device settings, app settings, and the web—plus built-in tools like calculator, unit converter, currency converter, and optional AI search. <b>Search everything</b> • Apps and shortcuts with smart ranking and typo tolerance • Contacts with call, text, and messaging integrations • Calendar events, notes, files, and folders • Android system settings and Quick Search settings • 25+ web search engines with customizable shortcuts <b>Tools from the search bar</b> • Calculator, unit converter, currency rates, world clock, date math • Optional AI answers when you add your own API keys (Gemini, OpenAI, Claude, Groq, or compatible APIs) <b>Customize your experience</b> • Overlay mode, home screen widgets, Quick Settings tile, or default launcher • Themes, Material You colors, wallpapers, bottom search bar, and font size • Import/export settings and granular permission controls <b>Privacy</b> Search runs on your device. There are no ads or analytics. Network access is used only for features you enable (web search, optional AI, currency rates).