The most important thing in IELTS writing test is to eliminate as many errors as possible. Grammar is most important when examiner evaluates candidate’s task response. It worth 25% of the total marks. Test takers looking to achieve 7 bands or above in writing they should be more careful about their grammar errors. Otherwise, it will hurt your final exam scores. Therefore, you need tools to find errors in your writing. Therefore, we recommend you to use grammarly application. This will help you find out your mistakes in Articles, Preposition, Use of Collocations, Adverbs and Adjectives. You can click the link below and register yourself for free of cost and start checking out your grammar mistakes. If you want to improve your writing and want personal feedback from grammarly team, do subscribe to paid version of grammarly.