Ranked in these QuestionsQuestion Ranking
Pro Clean UI
Pro Comment Collapsing
Mobile screens make navigating comments pretty difficult, so having the ability to collapse comment threads makes dealing with comments a lot easier.
Has all of the standard HN features - View both linked pages and comment pages, log-in, and up/down-vote. Comments are also properly indented.
Pro Doesn't require excessive permissions
Pro View pages in external browser/instapaper
Con Can't comment
Con You can't submit new links
There is no way to submit a new link to HN.
Con Can't change the sorting
Can't see /new or Ask HN etc.