![Ultrasn0w 1.1-1 with improved battery life [iPhone 4, 3GS & 3G]](http://www.machackpc.com/wp-content/uploads/2010/08/Ultrasn0wUpgrade.png)
Today, the iPhone Dev Team released an update for its Ultrasn0w 1.1-1, a tool which can unlock iPhone 4, iPhone 3GS & iPhone 3G with the following basebands – 04.26.08, 05.11.07, 05.12.01 and 05.13.04. This update will improve standby battery life on your iPhone. This is only for those who used Ultransnow to unlock their device. @MuscleNerd – ultrasn0w upgraded to version 1.1-1 we’ve tweaked a few things that may help with standby battery life, you can upgrade via...