Sn0wbreeze 2.0 to jailbreak iOS 4.1 is now available for download. You can download Sn0wbreeze 2.0 from the links below. Sn0wBreeze 2.0 can jailbreak iPhone 3GS, 3G, 2G and iPod Touch 3G, 2G, 1G on iOS 4.1 by creating a custom firmware 4.1.

Sn0wbreeze 2.0 Sn0wbreeze, just like PwnageTool, creates a custom firmware to jailbreak iPhone and iPod Touch and preserves iPhone baseband so that you may unlock iPhone using UltraSn0w. But unlike PwnageTool, Sn0wbreeze works under Windows environment only.

Sn0wBreeze 2.0 can jailbreak iOS 4.1 on iPhone and iPod Touch. Check out below the detailed compatibility list.

Sn0wBreeze 2.0 Jailbreak Supports:

iPhone 3GS (New Bootrom): Must be running iOS 3.1.2 (does NOT need to be pre-jailbroken but there is a special check box in expert mode when building the custom firmware)
iPhone 3GS (Old Bootrom): Must already be Jailbroken (If jailbroken using Spirit or JailbreakMe, install Spirit2Pwn from http://repo.woowiz.net)
iPhone 3G – use iReb if NOT pre-jailbroken
iPhone 2G
iPod Touch 3G: Must be running iOS 3.1.2 (does NOT need to be pre-jailbroken but there is a special check box in expert mode when building the custom firmware)
iPod Touch 2G (MC Model): Must be running OS 3.1.2 (does NOT need to be pre-jailbroken)
iPod Touch 2G (non-MC Model) – use iReb if NOT pre-jailbroken
iPod Touch 1G

NOTE: Sn0wbreeze 2.0 will also hacktivate all above mentioned devices. iPhone 4, iPod Touch 4G and iPad support will be added once SHAtter exploit is out.