Been mulling this over for a while and this seemed like the right community to ask. Niche faith-based and community-specific apps tend to have much higher conversion rates to actual dates.
Video dating as a pre-meeting step has become a standard expectation on most serious relationship platforms. Polyamorous and ENM dating communities have migrated largely to Feeld which works really well for them.
Tinder Gold is arguably the biggest ripoff in app history — the free version works fine with patience.