IELTS Liz – Topic-wise vocabulary, paraphrasing tips, pronunciation.
👉 ieltsliz.com
IELTSMaterial – Word lists, collocations, idioms, exercises.
👉 ieltsmaterial.com
Magoosh IELTS – Free flashcards & vocabulary apps.
👉 magoosh.com/ielts
British Council Learn English – Official vocabulary by level and topic.
👉 learnenglish.britishcouncil.org
IELTSBuddy – Academic vocabulary, idioms, topic words with exercises.
👉 ieltsbuddy.com