You need to unlock iPhone 4 and iPhone 3GS running on iOS 5.0.1 firmware, So Ultrasn0w 1.2.5 and Redsn0w 0.9.9 b9d will help you to unlock iOS 5.0.1 on your iPhone 4 and iPhone 3GS. Three days ago we have reported you that MuscleNerd the brain thinker over iPhone dev team will release Ultrasnow 1.2.5 to unlock iOS 5.0.1 on iPhone 4 and iPhone 3GS by next Monday.

Few hours ago we have announced that MuscleNerd the well known developer over iPhone dev team has released Redsn0w 0.9.9b9 to jailbreak iOS 5.0.1 and you showed you also how to use Redsn0w 0.9.9 b9 to Semi Untehered jailbreak iOS 5.0.1. The exciting news is that iPhone dev team has announced today on his official blog that Ultrasn0w will be available very soon on Cydia which will allow to unlock iPhone 4 and iPhone 3GS Running on iOS 5.0.1. The official release date of Ultrasn0w 1.2.5 is determined below after the jump.

Most of iOS users are asking, how to unlock iOS 5.0.1 running on iPhone 4 and iPhone 3GS. iPhone dev team has released ultrasn0w to unlock iPhone 4 and iPhone 3GS but it wasn't updated to unlock iOS 5.0.1. Some developers and hackers have updated Ultrasnow and Fix it to Support iOS 5.0.1 and unlock iPhone 4 and iPhone 3GS with the referring firmware. Let's check the guide after the jump.

Well, it is confirmed that ultrasn0w will release tomorrow to unlock iPhone 4 and iPhone 3GS Running on iOS 5. MuscleNerd has confirmed that on his twitter account.

ultrasn0w 1.2.1 unlock has released to support iOS 4.3.1 unlock with old basebands and to fix signal issues which reported by some users after jailbreaking iPhone 4, 3GS on 4.3.1

Dev-team will launch ultrasn0w 1.2.1 with in few hours, MuscleNerd has showed us a screen-shot of ultrasn0w 1.2.1 which brings support for  iOS4.3.1

Do you have problem with signal bar after jailbreak 4.3.1? Do you still wait ultrasn0w fix to update to iOS 4.3.1?  Well, MuscleNerd has announced that

Some users faced a problem on iPhone 3gs and iPhone 4 after jailbreak iOS 4.3.1, the problem was No service after ultrasn0w 1.2 baseband 06.15.00 on

Well, here is good news! ! MuscleNerd has already announced on his twitter the account that he is going to release a new ultrasn0w today along with the untethered jailbreak for iOS 4.3.1.

As iH8sn0w promised, he has just released Sn0wbreeze 2.3b4 which included ultrasn0w unlock fix for iPhone 4 and 3GS running the old basebands only on iOS 4.3. Let's check out the compatible & incompatible devices after the jump.

iH8sn0w, the well-know iPhone hacker has managed to port new tool called ultrasn0w fixer on iPhone 3GS running iOS 4.3, the new tool has been developed by msft_guy (TinyUmbrella developer), he successfully developed ultrasn0w fixer in beta stages of iOS 4.3.

All those users who rely on iPhone 4 unlock are demanding only one thing right now and that is iPhone 4 unlock on latest baseband 03.10.01 and 02.10.04.

In case you have unlocked your iPhone 3GS / 3G by flashing iPad baseband 6.15.00 with ultrasn0w 1.2 on iOS 4.2.1, and have issues while restoring your device, here is Sherif Hashim the guy behind ultrasn0w unlock tool, has posted a simple guide showing how to restore your iPhone 3GS / 3G to avoid iTunes errors.

Here's a bit of good news for who suffered from the new unlockable baseband 6.15.00 on iPhone 3GS and 3G. Most of the unlockers who unlocked their devices with ultrasn0w 1.2 can't restore to any stock firmware above 4.1, it only can be restored to a custom firmware, moreover, ultrasn0w 1.2 caused a loss of GPS. Let's check out the new progress regarding downgrade 06.15.00 baseband.