Audio Writer is an application that helps users capture unstructured thoughts and ideas and turn them into clear and coherent writing. It also helps users shape their thoughts into content across various formats. The app can refine transcripts, rewrite in different styles, repurpose in different formats, and supports over 15 languages. It is compatible with Voice Memos and Files apps, and provides features such as PIN transcripts, Face ID security, OpenAI settings, Focus mode, widgets, and dark or light appearance. Audio Writer is available for both iOS and macOS, and requires a one-time payment with no subscription needed.