Modern text-to-speech (TTS) turns written words into natural-sounding audio...

https://atomic-wiki.win/index.php/How_Does_TTS_Help_People_Who_Use_Mobile_Devices_All_Day%3F

Modern text-to-speech (TTS) turns written words into natural-sounding audio that apps use to reach more people. It helps users with disabilities hear content clearly and supports busy learners with narrated tutorials in e-learning