GTP4 - AI Chatbot is a utility and tools program available for iPhone users. Developed by FREELINK NETWORK LIMITED, this free application offers multiple customized robots to enhance various aspects of your life. With the help of AI technology, GTP4 brings efficient communication and writing capabilities, providing great convenience to users in their work and daily life.

One of the key features of GTP4 is the Chat AI 4.0 Virtual Friends. By entering keywords or topics, users can receive automatic recommendations for relevant copy content, allowing them to easily find the writing content they need. Another useful feature is the Automatic Polishing by Writing Masters, where the AI writing system identifies and corrects syntax errors and punctuation mistakes in the text, making it more smooth and natural.

GTP4 also offers a Document Cloud feature, which intelligently recommends relevant copy content based on users' historical reading and search records. This helps users quickly find the desired writing content. Additionally, the program includes an Audio Conversation feature, allowing users to engage in real-time conversations similar to WeChat. It can automatically record and convert text, answer questions, and assist in generating text content like articles, abstracts, and mind maps.

Please note that GTP4 - AI Chatbot requires a subscription, which can be managed by the user through their iTunes account settings. The program offers a free trial period, and subscriptions will automatically renew unless turned off at least 24 hours before the end of the current period. Cancellations and refunds are managed directly through the app store. For more information, please refer to the User Agreement and Privacy Terms provided by the developer.