The app is a free to use, but advertisement is display at the top of program. Great for beginner users of English. You can input a text into app and get a playback of how the words is pronounce back in English. Also, There is a feature were you can learn around 1000 new words of English language. How is this possible? Well, in the app you can listen to word and try to use the mic and pronounce back the word. If the word is correct said back you get a popup screen you said the word. If you can’t pronounce a word and get stuck their is a skip button next to the word.