Is it true that German universities have no tuition fees

Yess!!! but in public german university

or maybe small fee to cover for administration and other costs...

In Germany, all public higher education institutions are free, even the highest ranked universities in the country! Unlike other countries that charge crazy tuition fees due to the high demand of students who wish to attend them, the top-ranked German universities charge the same tuition price as the rest: nothing.

There is a 1/5 chance that they will be drawn