Driven by groundbreaking advances in natural language processing, modern voice assistants have evolved dramatically from basic voice recognition to sophisticated, context-aware systems capable of understanding complex intent and nuanced human speech. Seamlessly integrated into daily life, they now handle diverse, complex tasks with remarkable near-human precision.

Recent advancements in Voice User Interface (VUI) technology are expanding its role across multiple sectors, with notable effects on user experience and system integration. This study reviews the current literature, analyzes recent research findings, and highlights key implications for future innovation in this rapidly evolving area of technology.