If it helps, results vary a lot and a quiet fortnight means very little — it took me longer than it should have to work that out. Is the plenty of fish dating site better for casual or serious dating?
The marketing and the actual experience rarely match — that is roughly where I landed after a lot of trial and error.
A platform's age tells you something, but not much — nobody tells you this at the start.
Honestly, nobody's experience generalises, including mine — others here may have had a different experience.