The iPod touch is more or less an iPhone without the phone functionality. When connected to a Wi-Fi network, it can do most of the same functions as the iPhone. However, Wi-Fi is not available everywhere, and without it, the touch loses some important functionality. FreedomPop is launching an iPod touch case for US$99, that brings free 4G data to touch owners.
Read the full article: FreedomPop brings free 4G data to iPod touch and iPhone users