An automatic audio transcription method comprises: sending an audio stream and an identifier of the audio stream from a microphone device to an audio support server and to at least one hearing aid system comprising a hearing aid and a portable device connected to the hearing aid; playing the audio stream with the hearing aid; registering the at least one hearing aid system at the audio support server by sending the identifier from the hearing aid system to the audio support server; transcribing the audio stream into a text stream; sending the text stream from the audio support server to the portable device associated with the identifier of the audio stream; and displaying the text stream with the portable device.