This has been on my mind for a while and I couldn't find a clear answer anywhere else. Location matters a ton. Dense urban areas have way more options than suburbs or rural spots.
Use a Google Voice number instead of your real number when you're still getting to know someone. I switched from swiping apps to more direct platforms about two years ago and haven't looked back.
Profile photos with good lighting and genuine smiles outperform everything else. That's just the reality.