AI Home Design - Decor enters a crowded market of home improvement apps with a focus on practical room visualization. The application distinguishes itself through comprehensive room scanning technology that creates accurate 3D models of existing spaces. Unlike many competitors that focus solely on furniture placement, this solution incorporates wall colors, flooring options, and lighting considerations into its simulations. Core functionality centers around the room scanner that uses smartphone cameras to capture room dimensions and architectural features. Users can then browse an extensive catalog of furniture from major retailers and place items within their virtual space. The color matching system suggests complementary paint colors and fabric patterns based on existing room elements. Realistic shadow rendering and lighting simulation provide surprisingly accurate representations of how items will appear at different times of day. During testing, the application proved particularly useful for visualizing how larger furniture pieces would fit in smaller rooms. The measurement tools prevented common decorating mistakes like purchasing oversized sectionals or incorrectly scaled lighting fixtures. The style matching feature, while not perfect, provided solid starting points for users unsure about design coordination. Performance remained stable across multiple room scans, though complex spaces with irregular angles sometimes required manual adjustments. Early user feedback highlights the value of avoiding costly decorating mistakes through virtual testing. Reviews indicate particular appreciation for the accurate color representation when testing paint samples virtually. Some users note occasional difficulties with furniture scaling in rooms with high ceilings, and the limited catalog for certain decor styles receives occasional mention. The learning curve for first-time users appears manageable, with most reporting comfort within two to three sessions. Overall assessment positions this as a valuable tool for planning home updates, particularly for those working with limited budgets where decorating mistakes prove costly. The augmented reality implementation works reliably for standard room shapes, though complex architectural features may challenge the scanning technology. While professional interior designers might require more advanced features, the application delivers solid value for typical homeowners undertaking decor projects.