AlexisW covered most of it. The bit I would add on best international dating app for cross-border is below.
The reason I stopped recommending some of these is whether the useful settings are buried.
I logged into the platform at different times of day to get a read on whether people reply or just collect matches.
Unless you're in a major metro, expect whether the useful settings are buried to be the limiting factor on it.
My rule for the site now is simple: check how granular the visibility controls get on day one.
That is roughly where I landed on best international dating app for cross-border after a fair amount of trial and error.