Stripchat
This live sex show website allows you to watch couples who have sex in front of their webcam live on webcam. You can tip them to watch them doing some custom porn for you. In their tip menu, you can see the list of sex shows they are willing to do. Nevertheless, you can also ask the couple to know how much tokens it would cost to see the woman taking the cum of the guy on her face or in her mouth.
In the menu of live shows, you can see sometimes how much it costs to ask the woman of the couple to suck the dick of her partner and make him cum on her face. You can see below in the list “BLOWJOB+CUM FACE”. You can find the tip menu buy clicking on “tip menu”.
Furthermore, you may decide to enter the private chatroom of the couple for more intimacy.