Design high-quality mobile app UI/UX screens, flows, and components. Use this skill whenever the user asks to design a mobile app screen, create app mockups,…
Mobile App UI/UX Design Skill This skill guides the creation of professional, polished mobile app interfaces that follow proven design principles used by top-tier apps like Airbnb, Duolingo, Spotify, Revolut, and Phantom. Core Philosophy Great mobile UI isn't about flashiness — it's about intentionality. Every pixel, every spacing value, every color choice should serve the user. The goal is to create interfaces that feel smooth, personal, and alive — not just functional. Before designing anything, understand three things: What is the user trying to accomplish? (reduce friction to that goal) How should this make the user feel? (trust, delight, confidence, calm) What's the one thing they should notice first? (visual hierarchy) Design Process Follow this sequence for any mobile screen:
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