GPT4Audio is a speech-to-text AI-based desktop application. This tool is developed to efficiently transcribe and translate audio files across multiple languages. The application is intended to enhance productivity by enabling users to dictate blogs and articles, illuminating the need for manual typing. The application is suitable both for transcription of pre-recorded audio files and real-time dictation, generating text and audio recordings simultaneously. GPT4Audio leverages Generative Pretrained Transformer (GPT) technology, a state-of-the-art language model developed by OpenAI based on a transformer architecture, designed for processing sequential data such as text. The tool is designed to be compatible for Windows desktop use, offering a solution for users seeking to process and translate spoken content to written form.