Mona 6.3 is now available on the App Store, with a new Explore tab that let you explore trending posts, news, people suggestions, and local/remote/federated timelines on your own server and other Mastodon servers.
Also, you can now add multiple following people or followers to your lists at once, unfollow multiple people at once, and remove people from your follower list.
Update now on the App Store: https://geo.itunes.apple.com/app/id1659154653