Planner 5D positions itself as a comprehensive home design solution targeting both amateur enthusiasts and professional designers. The application provides tools for creating detailed floor plans, furnishing interiors, and visualizing spaces in both 2D and 3D perspectives, with additional augmented reality capabilities for real-world projection. The core functionality centers around an extensive catalog exceeding 6,700 design elements including furniture, fixtures, and architectural components. Users can create precise room layouts with measurement tools, apply surface materials, and experiment with color schemes. The 3D rendering engine allows for realistic visualization from multiple angles, while the AR Room feature enables users to project designs into physical spaces using their device's camera. User experience demonstrates a generally intuitive interface with drag-and-drop placement and straightforward navigation between design modes. Performance analysis indicates reliable handling of complex projects, with user feedback specifically noting stability advantages over competing applications. The learning curve appears moderate, with basic functions accessible to beginners while advanced features require exploration. User reviews consistently highlight the application's practical utility for real-world projects. Pastor S M. Johnson (2025-06-28) praised the measurement tools and ease of use for actual construction planning, while Deborah Lamb (2025-07-20) noted superior stability compared to alternatives. Multiple users reported using the application for actual home construction and renovation projects, validating its practical application beyond theoretical design. The application demonstrates notable strengths in catalog depth and visualization capabilities, though some users report limitations in free version functionality and occasional interface complexity. Ideal use cases include home renovation planning, furniture arrangement testing, and preliminary architectural conceptualization. The application serves best as a visualization and planning tool rather than technical architectural software, bridging the gap between professional CAD programs and simplistic design apps.