Ask a heterosexual woman in that age range about how many awful conversations she's had with men in that age range via dating apps. She won't say "a few", she'll say "A LOT", and be able to show that the vast majority of messages she gets are either very dry or insanely forward (sexually). If you're a great-looking guy and you can't start or hold a good conversation, you can still get laid on the basis of looks. But…
Speaking as a heterosexual woman who has enjoyed meeting up via dating apps, it's ALWAYS about the conversation that results in an actual date. A less attractive guy can make himself get a foot in the door by using really interesting photos. All you need is the swipe-right then use your confidence and humour to get a date. It works for many of us (women). If it helps to know, a lot of us share screenshots of our conv…
EDIT: By this I mean, how much unattractiveness can actually be compensated for by being more interesting. Specially since you can't do that much with photos.