The iOS version of the formerly IMAP-only client app Sparrow ($3) have now added POP account support to the app, meaning users who have email based from their local ISP or other non-IMAP services like Hotmail can use the app with those accounts as well. With the move, the program comes closer to being a full replacement for the built-in Mail application, but still lacks "push" notification support as that will have to be handled by the Sparrow team and would likely require a subscription. An iPad version of Sparrow is also in development, but without a firm release date, and there is also a de