A compatibility researcher says dating apps are 'mostly a waste of time.' Here's how to find a partner you actually click with.

Most couples don't feel a "spark" the first time they meet their partner. Janina Steinmetz/Getty Images A psychology researcher said dating apps are mostly unhelpful for finding a compatible partner. He said couples build compatibility, rather than automatically being perfect fits for each other. Dating apps make it easier to reject people quickly and label benign behaviors as red flags. Today's dating apps are marketed to help you find a compatible partner. According to a psychology resear...