If you are going for IELTS Exam & looking for IELTS Vocabulary or IELTS Word List so you are in a right place.
This application will provide you most important and useful word list with definitions synonyms and antonyms in english.

IELTS Vocabulary App Features:
Definition for each and every words
Quick Search Option
User Friendly
Works Offline
Optimized for Mobile & Tablets

So Keep install and learn.