This article discusses software internally used by Apple. Acquiring a copy without Apple's consent is illegal and may result in being scammed. |
This is a list of known Internal UI builds. These builds are versions of iOS used for testing and debugging different features before a decision is made whether it will release to the public.
What are Internal UI builds?
Internal UI builds are internal versions of iOS, watchOS, iPadOS and tvOS that have features that aren't in release builds. These builds are for internal use within Apple and are often found on PrePVT Prototypes. Internal UI builds often have experimental features and internal apps.
What is Desense?
Desense is a slimmed down version of Internal UI, that are used to do quality control. These builds have less internal-specific apps installed, around 2 full pages whereas regular Internal UI builds often have 3 or more pages of internal apps. Additionally, these builds may contain diags.
Screenshots from Internal UI builds
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The brick device button on Innsbruck 11A465
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Homescreen
iOS 3
Version | Build | Codename | Baseband | Device | Comments |
---|---|---|---|---|---|
3.0 | 7A187a | Kirkwood? | ? | iPhone 3GS | From @1nsane_dev On Twitter. |
3.0 | 7A306 | iPhone 3GS | From this Engadget article[permanent dead link], photo is on the wayback machine |
iOS 4
Version | Build | Codename | Baseband | Device | Comments |
---|---|---|---|---|---|
4.0 | 8A123 | Apex | ? | Unknown | Found in the FlyTrap User guide |
8A216 | iPhone 4 | From an ArsTechnica article. | |||
8A242 | Unknown | Found in the FlyTrap User guide | |||
4.1 | 8B117 | Baker | iPod Touch (4th generation) | From @DongleBookPro On Twitter. |
iOS 5
Version | Build | Codename | Baseband | Device | Comments |
---|---|---|---|---|---|
5.0 | 9A237 | Telluride | ? | Unknown | Found in all known builds jcam user guides, starting with 9A2306f's |
9A263 | |||||
9A269 | 7.10.00 | iPad 1 | From @DongleBookPro On Twitter. | ||
9A284 | ? | Unkown | Found in all known builds jcam user guides, starting with 11A465's | ||
9A290 | |||||
9A298 | |||||
9A2306f | TellurideNanshan | 1.0.00 | IPhone 4S | From @yrh04e on Twitter. | |
9A334 | Telluride | ? | iPhone 4 | - | |
5.1 | 9B4 | Unknown | Found in all known builds jcam user guides, starting with 11A465's | ||
9B26 | Found in all known builds jcam user guides, starting with 9A2306f's | ||||
9B41 | |||||
9B45 | |||||
9B51 | Found in all known builds jcam user guides, starting with 11A465's | ||||
9B97 | |||||
9B129 |
iOS 6
Version | Build | Codename | Baseband | Device | Comments |
---|---|---|---|---|---|
6.0 | 10A37 | Sundance | ? | Unknown | Found in all known builds jcam user guides, starting with 11A465's |
10A61 | Found in all known builds jcam user guides, starting with 9A2306f's | ||||
10A75 | |||||
10A79 | |||||
10A85 | Found in all known builds jcam user guides, starting with 11A465's | ||||
10A131 | |||||
10A163 | |||||
10A303 | |||||
10A307 | |||||
10A324 | |||||
10A336 | |||||
10A366 | |||||
10A373 | |||||
6.0.1 | 10A525 | Sundance? | Partially found in an Internal OTA Update. |
iOS 7
Version | Build | Codename | Baseband | Device | Comments |
---|---|---|---|---|---|
7.0 | 11A289 | Innsbruck | ? | IPad Air (cellular) | Referenced in the iBoot source code leak |
11A320 | Unknown | Found in all known builds jcam user guides, starting with 11A465's | |||
11A327 | |||||
11A334 | |||||
11A338 | |||||
11A398 | Found in all known builds jcam user guides, starting with 13Z7316's | ||||
11A465 | 5.00.01 | IPhone 5 | From @URedditor On Twitter. | ||
7.0.1 | 11A470a | 1.00.06 | iPhone 5s | From @URedditor On Twitter. | |
7.0.4 | 11B554a | InnsbruckTaos | ? | IPad 2 | From @URedditor On Twitter. |
7.1 | 11D60 | Sochi | Unknown | Found in all known builds jcam user guides, starting with 13Z7316's | |
11D68 | |||||
11D109 | Found in all known builds jcam user guides, starting with 13Z7316's. Also refernced here, but link has died. |
iOS 8
Version | Build | Codename | Baseband | Device | Comments |
---|---|---|---|---|---|
8.0 | 12A150 | Okemo | ? | Unknown | Found in all known builds jcam user guides, starting with 13Z7316's. |
12A265 | iPhone 6 | Referenced in the iBoot source code leak | |||
12A330 | Unknown | Found in all known builds jcam user guides, starting with 13Z7316's. | |||
8.1 | 12B381 | OkemoTaos | |||
8.3 | 12C62 | Blacktail | |||
12E100 | |||||
8.4 | 12H28 | Copper |
iOS 9
Version | Build | Codename | Baseband | Device | Comments |
---|---|---|---|---|---|
9.0 | 13A172 | Monarch | ? | Unknown | Found in all known builds jcam user guides, starting with 13Z7316's. |
13A303 | |||||
9.3 | 13E161 | Eagle | Found in 15C50's logs | ||
13Z7316 | 1.59.00 | IPhone 6s Plus | - | ||
13Z7318 | 1.59.00 | iPhone 6s | From @iarchiveml on Twitter. |
iOS 10
Version | Build | Codename | Baseband | Device | Comments |
---|---|---|---|---|---|
10.0 | 14A149 | Whitetail | ? | iPhone 6 | Referenced in an Internal Document. |
14A180 | Unknown | Found in all known builds jcam user guides, starting with 16A404's. | |||
14A306 | |||||
10.3 | 14E168 | Erie | Found in all known build's jcam user guides, starting with 18A8359a's. |
iOS 11
Version | Build | Codename | Baseband | Comments |
---|---|---|---|---|
11.0 | 15A192 | Tigirs | ? | Found in all known builds jcam user guides, starting with 16A404's |
15A221 | Found in the tailspin-README.txt in all internal builds, starting with 15A23061c | |||
15A253 | Found in all known builds jcam user guides, starting with 16A404's | |||
11.0.2 | 15C50 | Cinar | From @iarchiveml on Twitter. | |
11.3.1 | 15E302 | Emet | ? | From AppleDemo on the iPod Discord. |
iOS 12
Version | Build | Codename | Baseband | Device | Comments |
---|---|---|---|---|---|
12.0 | 16A288 | Peace | ? | Unknown | Found in all known builds jcam user guides, starting with 16A404's |
16A302 | Found in all known build's jcam user guides, starting with 18A8359a's. | ||||
12.0.1 | 16A404 | 1.00.08 | iPhone XS | From Clarity on the r/jailbreak Discord. | |
12.1 | 16B92 | PeaceB | 1.01.30 | Was found on an XS DVT, leaked publicly by @gssnsxn (then @yrh04e) on Twitter. | |
12.1.1 | 16C49 | PeaceC | ? | iPhone X | From @iarchiveml on Twitter. |
12.2 | 16E227 | PeaceE | IPad mini 4 & | IPad mini 4 version is from @Info_iosx On Twitter (private).
Screenshots of the terminal of the iPad Pro 2018 version were posted to the nick's funny device emporium discord. |
iOS 13
Version | Build | Codename | Baseband | Device | Comments |
---|---|---|---|---|---|
13.0 | 17A3457l | Yukon | ? | IPhone XS Max | From @BenGeskin on Twitter. |
17A508 | 4.03.01 | IPhone 7 & iPhone 8 | From @CollectorApple On Twitter. | ||
17A512 | IPhone X | From @mcg29_ On Twitter. | |||
17A571 | YukonPre | 5.00.00 | From @AppleInternalSh On Twitter. | ||
13.2 | 17B45a | YukonB | 2.02.01 | IPhone XS Max | From @iarchiveml on Twitter. |
13.3 | 17C54 | YukonC | ? | IPhone X | From @993DROWNEDLLA (then @2tan13y) on Twitter. |
13.4 | 17E186 | YukonE | IPhone 11 Pro Max | From @1nsane_dev on Twitter. | |
17E192 | From @993DROWNEDLLA (then @2tan13y) on Twitter. | ||||
17E202 | Unknown | Found in all known build's jcam user guides, starting with 20A5312i's |
iOS 14
Version | Build | Codename | Baseband | Device | Comments |
---|---|---|---|---|---|
14.0 | 18A188 | Azul | 1.05.14 | iPhone 11 | - |
14.0 | 18A259 | ? | Unknown | Found in all known build's jcam user guides, starting with 20A5312i's. | |
14.1 | 18A8359a | AzulHW | 0.33.00 | iPhone 12 mini | This build was discovered running on three iPhone 12 mini prototypes purchased from eBay. Notably, they boot to a strange NonUI-themed passcode screen. From @FileAnAardvark on Twitter. |
14.2 | 18B73 | AzulB | 1.14.02 | iPhone 12 | From @info_iosx on Twitter (Private). |
14.2 | 18B92 | 1.14.05 | iPhone 12 Pro | From @993DROWNEDLLA on Twitter. | |
14.3 | 18C57 | AzulC | 1.31.03-4 | - | |
14.5 | 18E15X | AzulE | ? | Unknown | Found in all known build's jcam user guides, starting with 20A5312i's, X digit is unknown. |
14.5 | 18E153x | iPhone 12 Pro Max | - |
iOS 15
Verison | Build | Codename | Baseband | Comments |
---|---|---|---|---|
15.0 | 19A340 | Sky? | 2.09.10 | From @_orangera1n on Twitter. |
iOS 16
Version | Build | Codename | Baseband | Device | Comments |
---|---|---|---|---|---|
16.0 | 20A193 | Sydney | ? | Unknown | From @Fame_G_Monster on Twitter. |
20A207a | iPhone 12 Pro | From @parrotswd on Twitter, but is unfortunately the build is lost due to the device being wiped. | |||
20A212b | Unknown | From @Fame_G_Monster on Twitter. | |||
20A220a | |||||
20A221a | |||||
20A224 | |||||
20A227a | |||||
20A283b | From @Fame_G_Monster on Twitter. | ||||
20A309b | |||||
20A5312i | SydneySeed | 2.07.00 | iPhone 13 Pro | - | |
20A317a | Sydney | ? | Unknown | From @Fame_G_Monster on Twitter. | |
20A360 | IPad Pro (11-inch) (2nd generation) | From @993DROWNEDLLA on Twitter. |