Stacks Stacks is a feature in Discover that allows you to view people based on the below categories. What are the Stacks? Passport Meet someone special anywhere in the world. People in the Passport Stack fit your preferences but have an expanded distance filter. Free for everyone Recommended Recommended Just For You OkCupid’s top recommendations based on your preferences. Free for everyone Online Recently Online People are most likely to respond. Free for everyone Nearby Nearby people in your area. Free for everyone Cupid's Picks Connect with people picked just for you, that you are particularly compatible with, but have a higher chance of matching with as well. Refreshed daily and requires superlikes to match. All Stacks except Recommended have a daily limit of 10 votes. Recommended is unlimited. Why don't I see one of the Stacks? We will only show you a Stack if there are enough people who match your preferences. You could consider expanding age, distance, or other preferences to see more people. Does this mean you're hiding New/ Popular people from me if I don't pay? Nope! If you want to focus your search or see them all at once, you can pay to see the Stack, but new and popular people will show up in other Stacks too.