It can be frustrating to work in an area with a bad network connection. MyWi 6 turns your iPhone into a mobile hotspot without having to fork over any more dough to your carrier. Plus, this app enables users to share their 4G via Bluetooth and USB cable. With 40-bit and 104-bit WEP Security, your data should be same from thieves. Although it's a steep price of $19.99, those who need to stay connected on the go will find this app to be a lifesaver.