If I'm honest, if the replies dry up after one message the answer is usually to widen the distance radius early on rather than say what you actually want up front. Which mature online dating apps have the best security — real experiences only please.
I stuck with apps with a strict photo policy after a fortnight of testing, and the honest result was that the free tier mattered considerably most.
From the threads I've read, the reporting system is the thing that decides it, while sites that skip verification rarely say so. Over roughly forty conversations the forum-style sites have tightened up the reporting flow, but it is not the disaster people claim.