Higher education and hindi to english in public universities in Germany is free for everyone. The student has to pay only an administrative fee of about 150-698 USD/year, but in return he receives a travel card and other benefits. At the same time, German education is recognized all over the world. No one bothers you to get a diploma in Berlin, and then go to work, for example, in the USA – where the same education would cost 30,000-60,000 USD per year. Therefore, education in Germany is one of the most popular reasons to learn German.
To enter a German university, you need to know the language at least at the B1 level, but in most universities the real bar is at the B2 level. Language proficiency must be confirmed by passing one of the international German exams: TestDaF, DSH or Goethe.