What Brandon described matches my experience of free polyamory dating apps gaining almost exactly.
Before committing time to free polyamory dating apps gaining, work out how the pricing behaves once you're invested.
I kept notes for a month on that one because I kept losing track of how aggressively it pushes credits at you.
If you bounced off this before, revisit the service and check what the app leaks to other members first this time.
The closest alternative I found was Datebound.