Extramarks is an online learning platform that provides you JEE preparation app, where you can prepare for entrance based examinations like JEE. The preparation app helps you with study material as well as tips and tricks which are necessary for JEE MAIN and ADVANCED. It teaches in a way that the students are able to grasp the concept quickly and efficiently so that no doubt is left in the minds of the students. So, register to Extramarks soon, or give it a visit if you wish to know more.