Dear Aspirant

Hope you are doing well

If you are talking about nta ( national test abhyas) appThen it can help you by giving various types of mock test series  i suggest to use it but before it Please complete your syllabus it doesn't mater

You do crash course or full course  because it will more satisfy you

If you need info https://www.google.com/amp/s/medicine.careers360.com/articles/neet/amp

And You can try neet online preparations https://learn.careers360.com/neet-crash-course-rank-booster/?icn=NEET_knockout&ici=NEET_article_contmap

The app is available playstore and ios store. After downloading the app, students will have to sign up by providing details such as name, email ID, mobile number, etc. After logging in, students can choose the exam and the topic, and appear for the mock test.