Rythmex offers an efficient AU to text online converter that utilizes advanced AI technology to transcribe audio files quickly and accurately. Supporting over 60 languages, this cloud-based service allows users to upload AU files and receive text transcriptions within minutes. With features like a free online editor and multiple output formats, Rythmex caters to various needs, including business, education, and media. Users can enjoy a trial with the first 10 minutes free, making it a budget-friendly solution for anyone needing reliable audio transcription.