Hi,

There are many platforms which provide free test for jee mains and advanced. The platforms are given as---

1) Vedantu

2) Some Free Apps on playstore

3) BYJU'S

4) Unacademy

5) Also the website of tuition like Allen,akash provide some free test.

Some good apps are available on playstore which provide free test ,chapterwise and whole syllabus. Search them and install.

All The Best!

VEDANTU and BYJU's provide free tests .You can install their android application and try it.

Thank you.