I am currently studying in 12th grade right now, preparing for JEE Mains but I'm not sure if I am interested, I want to give an aptitude test to find out my interest. Which free online aptitude test should I give that will provide me with correct career selection and guidance?

Hello Aspirant, If you don't know you are interested in JEE Main or not then first of all you need to see the syllabus of JEE Mains, by seeing syllabus you will get a overall knowledge of JEE Mains, for giving Test previous year questions will be best as they will give you exact knowledge of the JEE Main paper, you can download them online and take a print out for Test. Moreover Various Coaching like Allen Carrier Institute, FITJEE, Bansal classes have some free test available on their website or you can download ATP app which also provides fee Test.

There is something called Career Personality Profiler. This is a test that is run by few companies and we cannot authenticate them. You can take up any of those tests and determine your Career interests based on the personality profiler tests. Please google as "Free Career Choice Tests" and you will get many.