A free app for Android, by Oxford University Press ELT..

If you want to learn how to speak a foreign language, you should use the Oxford English Vocab Trainer 2. The app is an indispensable tool for learning vocabulary in any language. With this app, you can find the English words you need in no time at all. All you have to do is to look up the word in the Oxford English Vocab Trainer 2 app, and you’ll find the meaning, usage examples, synonyms, and spelling. This is also the best way to improve your reading and writing skills.

This tool is the best way to improve your vocabulary in English, even if you have a good vocabulary in your language.