You can add friends on Azar by:
1. Sending or accepting friend requests during matching. (Click the icon on the right)
2. Sending messages to past matches in the history tab to those who you want to be friends with.
3. Allowing auto-add for all Facebook friends.
4. Selecting the add new friend icon located at the top left of the screen, clicking the add friends by Azar ID and searching their ID's.