BlackDoor provides two series, first series looks like iOS 4/5/6 and second series looks like iOS 7/8.

Both series are in two versions: Normal and Unlocked.

Select BlackDoor Normal version if you can legitimately activate you device via iTunes and you don’t need carrier unlock.
If your device is factory unlocked or you are using iPhone with the official carrier that sold you the device.
All other users should choose BlackDoor Unlocked firmwares because they need carrier unlock.
BlackDoor unlocked firmware need Push Notifications patch after the installation. Recommended visit pushfix.info but you can also visit others.

If you want look on list of features BlackDoor custom iOS firmware, click here.

BlackDoor 1 Series for iPhone 3GS


BlackDoor 1 Series Unlocked for iPhone 3GS
Download BlackDoor 1 Series Unlocked for iPhone 3GS

File name: iPhone2-1_3.1.3_7E18-BD6_Unlocked.ipsw
File size: 349.952.486 B
Root partition size: 700 MB
MD5: 05CA8031A9E4D32C202BB65CFF5F47CF
SHA-1: FDB0C42E14C61D5871464403F314EAA6860DF47D

BlackDoor 1 Series Normal for iPhone 3GS
Download BlackDoor 1 Series Normal for iPhone 3GS

File name: iPhone2-1_3.1.3_7E18-BD6_Normal.ipsw
File size: 349.820.177 B
Root partition size: 700 MB
MD5: 9D6DF16768E26D0387756EFE116E1BAD
SHA-1: 308A0DE0B534CBFC961BEF986E10471D291A249A

BlackDoor 2 Series for iPhone 3GS


BlackDoor 1 Series Unlocked for iPhone 3GS

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BlackDoor 2 Series Normal for iPhone 3GS

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