If you are really confused to think whether you should jailbreak your iPhone or not then read the following reasons to jailbreak iPhone.
Jailbreaking your iPhone lets you use your iPhone as a modem, as it lets you enjoy unlimited data connection and Bluetooth along with Wi-Fi. Apart from this, you also get new skins and themes without any extra charges by jailbreaking your iPhone.
You can Sync the Google Calendar by jailbreaking the iPhone. Also, get Google maps offline on your iPhone. You can in fact get preload Google Maps with OfflineMaps on your iPhone.
