As we reported earlier, both PwnageTool 4.2 for Mac and Sn0wbreeze 2.2 for Windows are now available which can preserve baseband, and jailbreak iPhone, iPad and iPod touch on iOS 4.2.1 firmware.

While Apple has released iOS 4.0.2 for iPhone 4, 3GS and 3G, the important thing is that they haven’t updated the baseband. What this means is that 05.13.04 baseband which accompanies iOS 4.0.2 is still unlockable with ultrasn0w provided that you manage to jailbreak your iOS device. At the moment, only iPhone 3G and iPod touch 2G (Non-MC model) can be jailbroken on this latest firmware using the latest version of Redsn0w. So technically, you can only unlock iPhone 3G on iOS 4.0.2.

Now that we have a jailbreak (developers only) for iPhone OS 4 Beta, and an upgraded version of Fuzzyband (Baseband downgrader). Technically, iPhone 3G can now be unlocked on the latest iPhone OS 4 Beta, provided that you have one of those rare iPhone 3G’s with 05.08 bootloader that is downgradable to 05.13.03 baseband of OS 4 to 04.26.08 so that ultrasn0w can unlock it.

Unlock for iPhone 3.1.3 on 05.12.01 baseband is here, but not in the ideal way you would have liked. Some folks over at a Turkish shop have managed to successfully unlock an iPhone 3G, on OS 3.1.3, running 05.12.01 baseband via a hardware flash. They have also shot a 10 minutes video which shows the whole process of re-flashing the baseband back to 04.26.08. Video after the jump.

The following step-by-step tutorial/guide will help you unlock your iPhone 3G and iPhone 3GS with the latest iPhone 3.1.2 firmware using ultrasn0w. This unlocking guide applies to iPhone 3G and 3GS only. This unlocking guide will work for you only if your Modem Firmware (Baseband) version is 04.26.08. Follow the step-by-step instructions below to unlock your iPhone on firmware 3.1.2.

A complete step-by-step guide on how to downgrade baseband version 05.11.07 to 04.26.08 for iPhone 3G in order to unlock it with ultrasn0w on iPhone firmware 3.1.

This guide will help you unlock your iPhone 3G with the latest iPhone OS 3.1 firmware using ultrasn0w. This unlocking guide applies to iPhone 3G only. iPhone 3GS users will have to wait for the new version of ultrasn0w in order to unlock their device. iPhone 2G users can simply follow the guide I posted here to jailbreak and unlock with firmware 3.1.

iPhone OS 3.0.1 has been released to fix SMS exploit which could remotely control the victim’s iPhone. This guide will help you unlock your iPhone with the latest iPhone OS 3.0.1 firmware using ultrasn0w. This unlocking guide applies to iPhone 3G and iPhone 3GS only. iPhone 2G users can simply follow the guide I posted here to jailbreak and unlock with firmware 3.0.1.

The infamous folks on the iPhone Dev-Team have just posted some useful tips for iPhone 3G and iPhone 3GS users who have used ultrasn0w to unlock their devices. You can try out the solutions described in the list below to see if they fix some of the problems that you maybe having with your unlocked iPhone running firmware 3.0.

The infamous iPhone Dev-Team strikes again! They have found an old exploit(24Kpwn) which is still present in the bootrom of iPhone 3GS and can be used to jailbreak and unlock iPhone 3GS. So those of you with the latest Apple hardware wont have to wait for too long before you can jailbreak and unlock iPhone 3GS by using ultrasn0w.

The infamous Dev-Team has finally released the much awaited ultrasn0w for iPhone 3G users which will enable you to unlock your iPhone 3G. Follow the steps below to unlock your iPhone 3G running iPhone OS firmware 3.0.

The awesome guys over on the Dev-Team have just released the tool required for jailbreaking both iPhone 2G and iPhone 3G running OS firmware 3.0 for both Windows and Mac OS X.