Pandora has revamped its $5 per month subscription today. First off, there's a name change - it's no longer Pandora One, but now goes by Pandora Plus. Also, the subscription has a few new features. A predictive offline mode will switch to one of your top stations when your device loses data connectivity, and music will keep flowing. You also get unlimited skips and replays. The stuff that made Pandora One an interesting option is still there - you get higher quality streams than users of the free tier, and your experience is ad-free of course. Those using the free Pandora service...
Source: http://www.gsmarena.com/pandora_plus_launches_for_5_per_month_to_replace_pandora_one_-news-20531.php