Apple Human Interface Guidelines for Apple Watch. Use when building watchOS apps, complications, or workout features. Triggers on tasks involving Watch UI,…
watchOS Design Guidelines Apple Watch is a personal, glanceable device worn on the wrist. Interactions are measured in seconds, not minutes. Every design decision must prioritize speed of comprehension and brevity of interaction. 1. Glanceable Design (CRITICAL) The defining constraint of watchOS. If a user cannot extract the key information within 2 seconds of raising their wrist, the design has failed. Rules W-GL-01: Primary information must be visible without scrolling. The first screen is the only guaranteed screen. W-GL-02: Target interaction sessions of 5 seconds or less. Design for raise-glance-lower. W-GL-03: Use large, high-contrast text. Minimum effective body text is 16pt (system font). Titles should be 18pt or larger. W-GL-04: Limit text to essential content. Truncate or abbreviate aggressively. Use SF Symbols instead of text labels where meaning is unambiguous. W-GL-05: Respect wrist-down time. When the wrist lowers, the app enters an inactive state. Do not assume continuous user attention. W-GL-06: Prioritize a single piece of information per screen. If showing multiple data points, establish clear visual hierarchy with size, weight, and color.
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