The sight is free in that you are FREE to sign up and give them, for FREE, all your info and data so that they can profit off of it. As if thats not enough, they want you to effing pay for giving them your data and track everything you do on their site. W. T. F. Oh, and one last thing. There isnt the ability to perm delete your aacount once you sign up. Oops. You can only "switch off" your account. Scary. Stay away.
Dear Joe,
VietnamCupid offers free membership and paid membership. By charging for a premium service we are able to invest in providing a high-quality experience across app, mobile and desktop and spend money on advertising which allows us to provide a large number of members for you to communicate with.