A free program for Android, by Health Fitness AI Lab.

Text to Speech – Read Aloud is an app that supports all kinds of text input. You can choose to read texts on websites, emails, and even real papers. Moreover, you can change the volume, the speed, and the pitch of the voice. You can even use a built-in speech recognition system to quickly and accurately recognize what you are saying.

It is completely free to use. No extra costs will be incurred during use. You can download and install this app from the Google Play Store.