Doubtnut Hindi is a very good platform for resolving all your queries related to JEE Main and JEE Advanced. The video solutions are very good and the approach taken to solve the questions is step-by-step and logical.

They also have a vast collection of answers and thus, you can find the solutions to almost all of your queries on Doubtnut.

I personally used the English version and found it be quite awesome and I would like to recommend you the same. Hope I have answered your question. All the best!