Smart countdown reminders accurately display remaining days of use, ensuring you never miss the optimal usage period. The intuitive calendar view clearly shows opening and empty dates, making it easy to track each product's usage journey. A categorized tag filtering system quickly locates products that need attention, enhancing beauty management efficiency. The empty bottle review feature captures genuine usage experiences. Data analysis tools use charts to display usage across categories, aiding rational purchasing decisions. Expiry reminder cards prioritize products needing attention, avoiding waste and expiration risks. A simple and intuitive product detail page fully displays product information and usage status, making beauty management more enjoyable.