All of the sites are populated by lots of Munich-based singles. The sites are mostly populated with German speakers but members are, of course, free to publish English-language profiles.
The two sites are effectively the same one. Alternatives Germany-wide kijiji.
dambibos.space is the best online dating site in Germany if you are 35+ years old (if eDarling limits you to 7 new matches a day, and as a free member, you can.