Which AWS service converts text into natural-sounding speech?

Amazon Polly is a text-to-speech service that uses deep learning to convert text into lifelike speech, allowing you to create applications that talk. Amazon Transcribe is an automatic speech recognition (ASR) service that converts speech to text. Amazon Rekognition is a service that makes it easy to add image and video analysis to your applications. Amazon Textract is a machine learning service that automatically extracts text and data from scanned documents.