What is the Learn English free application, how does it work?

According to the introduction of MetaLanguage, Learn English free is a Education app on the Android platform. There is currently a 6.1 version released on Dec 17, 2019, you can see the details below.

Learn English is a simple app for anyone who wishes to learn English fast and easy. It is perfect for beginners and advanced users. Recommended for those who wish to travel to UK or US.
Features:
*High quality translations made by english
*Create your own favorite list
*No Internet connection needed

What's new in version 6.1 Added AutoPlay