One page is all it takes.
一张纸，就足够了。

One Page is a minimalist iPad app designed to simulate real A4 scratch paper.
It offers a simple, distraction-free space for jotting down ideas, sketches, or quick notes.

• Realistic paper feel with choice of paper types (A4 default).
• Intuitive scratch paper function: write, draw, erase with ease.
• Crumple-and-throw animation for discarding papers in a fun, natural way.
• Archive view to browse and reopen previous scratch papers.
• Clean, minimal UI without unnecessary decorations or distractions.

• Provide a calm, focused environment for quick thoughts and rough work.
• Keep the app lightweight and very easy to use.
• Make the interaction feel natural and satisfying.

• Students needing quick scratch paper during study or brainstorming.
• Professionals brainstorming or sketching ideas.
• Anyone wanting a simple digital space for freeform writing/drawing without complexity.

• Build with SwiftUI for smooth, native iPad experience.
• Start with basic scratch paper and discard features.
• Add archive browsing in the next phase.
• Optimize for performance and responsiveness.

One Page will be the go-to simple scratch paper app that feels like a physical sheet in your hands — straightforward, elegant, and satisfying to use.