When you keep getting the same profiles, most of the free apps tend to feel meaningfully worse than they are, which most people notice within a week. Despite the fact that the chat-first sites look similar, the daily match cap differs somewhat, though it settles down after a while.
The verification step and the block list pull in opposite directions, which is worth knowing before you sign up. Throughout most of last year I noticed the read receipt setting behaving differently on the bigger platforms, and nobody warns you about it.
The search filter setup changed considerably over two or three attempts, which is worth knowing before you sign up. What changed my mind was that the age check matters a little more than the matching algorithm, but it is not the disaster people claim.