The free micro IELTS mock test gives you examples of IELTS Reading and Listening questions. Speaking and Writing tests are optional.
The free mini IELTS mock Reading and Listening test will tell you where you need to practice and get you started with final preparations for your IELTS test. Speaking and Writing tests are optional.
The full IELTS mock test takes time but will give you a good indication of your likely IELTS performance.