We all need extra power for our iPhone at one time or another and if you play lots of games, that need probably comes frequently. A company called Unioo has unveiled three new batteries and two of them connect to the charge connector on the iPhone.

A company called Power A has offered up a new Universal Remote Case for the iPhone that works with a free app to turn the iPhone into a remote control. The system lets the iPhone control any IR device.

Macworld is looking at several apps that the business user with an iPhone will want to check out. The four apps are all business card scanners to save you from typing in contacts.