Voice Coach is an AI-powered online dialogue practice tool aimed at helping users enhance their communication skills, expression techniques, and confidence through simulated real-life conversation exercises. At its core, the technology utilizes natural language processing and machine learning algorithms to offer real-time feedback and scoring, allowing users to identify and improve weaknesses in their expression. This product is ideal for individuals looking to boost their communication abilities in workplace, academic, or social contexts. With repeated practice, users can better navigate various complex dialogue situations. Currently, Voice Coach provides its services on a subscription basis, allowing users to choose from different packages based on their needs, with prices ranging from several dozen to several hundred dollars per month, depending on the package's content.