Most dating apps are free to open. You can download them for free and register a free account which gives you access to the message and profile and swipe through a different member of the app. But you might not get access to the premium features of these apps. So sometimes you might be required to pay for the subscription no matter how free the dating app is. However, apps like Bumble, Facebook Dating, Hinge, Match, OKCupid, OurTime, Plenty of Fish, Tinder. Offers you free access to most of its features.