You often see battery draining problems when you upgrade to iOS 5. Even though you are not using your device and keeping it on standby mode resulting battery drainage. There might be some applications or other programs which run in background and cause battery usage. Here are few tips to all those who are facing battery draining problem in their iOS 5 devices. If you follow these tips, it will definitely increase battery life of your iPhone.
You got to love VoIP software; it's helped me in many ways from talking in real-time with someone in New Zealand to keeping in contact with work colleagues.