Read the text while simultaneously listening to the audiobook. This instantly connects the spelling of advanced vocabulary with its correct native pronunciation and stress patterns.

You don’t need another app that just tests your vocabulary. You don’t need another textbook full of disconnected dialogues. You need a approach—a structured system designed to rewire your brain to process English in real time.

You should not start with Stephen King or The New York Times. You need —books written specifically for language learners using controlled vocabulary. A proper course will provide reading material at your exact level (A1 to C2). If there are more than 5 unknown words on a page, it is "noise," not input.