Refcat/Duolingo/Unit guidebookUI reference · iOSUnit guidebookUnit guidebook · Unit guidebook · DuolingoAdded to Refcat Oct 11, 2026PatternsHomeProgressComponentsbuttontabprogress indicatorExplore real product flowsOnboardingSubscribing to Super DuolingoCompleting the first lessonChoosing a learning goalCreating a profileAdd a widgetHomeCompleting a lessonSubscribing to Duolingo Max FamilyStarting a lessonCanceling a subscriptionPersonal streakExplore the full catalog
