Yes! Even in malls and airports (Tegel specifically). And the cleaner often seems to be spending 90% of their shift guarding the collection plate. There’s a lot of “customer use only” activity in the US, but people will make exceptions, while in Germany an exception will usually come with a $0.50 charge.

Though, there’s actually a pretty interesting history on how pay toilets were banned in the states, partly due to women’s lib.

https://en.m.wikipedia.org/wiki/Committee_to_End_Pay_Toilets...