Nowadays, as a student everybody wants to earn money and I always bring different ways to earn money without investment for students.  Today, I have bring an earning app from which you can earn ₹300 paytm cash by simply using your intelligence. You can get study materials, online courses, free books(worth ₹1000-₹2000) and paytm cash everyday.  Nowatimes, you can even earn money by playing quiz and an app named doubtnut proves that it is 100% true to earn by doing quiz. Doubtnut is a bit complicated big cash app but a high paying one. You have to play some simple quiz and you can earn paytm cash directly in your paytm account. Are you ready to read about doubtnut app?  What is doubtnut app? It is a doubt solving app and you can even prepare yourself for competitive exams NEET, JEE and JEE main. You can solve your doubts by just taking the photo of the doubt and uploading it on doubtnut and your doubt will be solved. So, ths app is basically made for students because they provi