IELTS Daily

IELTS / Cambridge

Sample test questions and official preparation from ielts.org

British Council

Free online lessons, videos, and practice activities

Cambridge University Press

Authentic past papers — the gold standard for IELTS practice

Lin Lougheed

600+ vocabulary words with exercises — basis of this app

Cambridge

Topic-based vocabulary with explanations and exercises

Raymond Murphy / Cambridge

The most popular English grammar book worldwide

Anneli Williams

Step-by-step guide to IELTS Writing Task 1 & 2

Cambridge

Complete guide with strategies and 8 practice tests

Cambridge

Six full practice tests with training and tips

IELTS-Blog

Free tips, sample essays, and band 7+ strategies