There are quite a few awesome Reddit clients for BlackBerry 10 with Snooby being the latest on that list. This client was designed by Amos Chan for BlackBerry 10 and is beautifully native. It lets you browse Reddit and subreddits along with logging in and viewing your own subreddits. You can also comment, up/down vote, and view your inbox.
Check out Snooby in BlackBerry World and let us know what you think!