If it helps, nobody's experience generalises, including mine — your mileage may well differ. Does tinder online dating work better for long conversations?
From what I have seen, a month is about the minimum before judging any platform — worth testing yourself rather than taking my word for it.
From my side, the honest answer is that it varies enormously by area — it sounds obvious written down, but it took a while to land.
Having tried a few, a month is about the minimum before judging any platform — it is the single change that made the most difference.