iBus and AWRT adapter are two different brands, but their functions are similar. Both of them are used to repair Apple watch issues, such as restore/upgrade/repair software for Apple watch, it's specific to the developer's requirements diagnostic etc. it also can fix related issues that are caused by Apple Watch glass digitizer touch replacement. For example, if your iWatch displays a red exclamation point after a software update, that can easily be solved by iBus or AWRT adapter.
- iBUS S1
iBus S1 for Apple Watch S0 and S1 (38mm/42mm), it supports the Apple Watch S0 (first generation) and S1 (38mm/42 mm), it can restore and repair software for S0 and S1, and it can downgrade and upgrade firmware for S0 and S1, programming Glass Digitizer touch, diagnostic issues, ect.
Apple Watch Series 0 (1st Generation) 38mm (A1553 N27aAP), 42mm (A1554 N28aAP)
Apple Watch Series 1 38mm (A1802 N27dAP), 42mm (A1803 N28dAP)
- iBUS S2
iBus S1 for Apple Watch S2 and S3 (38mm/42mm), it supports the S2 and S3 (38mm/42mm), it can restore and repair software for S2 and S3, and it can downgrade and upgrade firmware for S2 and S3, programming Glass Digitizer touch, diagnostic issues, ect.
Apple Watch Series 2 38 mm (A1757/A1816 N74ap), 42 mm (A1758/A1817 N75ap )
Apple Watch Series 3 38 mm (N111sAP/N121sAP), 42 mm (N111bAP N121bAP )
- iBUS S4/5
iBus S4/5 for Apple Watch S4 S5 S6 SE (40mm/44mm), it supports the S4 S5 S6 SE (40mm/44mm), it can restore and repair software for S4 S5 S6 SE, and it can downgrade and upgrade firmware for S4 S5 S6 SE, programming Glass Digitizer touch, diagnostic issues, ect.
Apple Watch Series 4 40 mm (A1977 N131sAP and A1975/A2007 N141sAP), 44 mm (A1978 N131bAP and A1976/A2008 N141bAP )
Apple Watch Series 5 40 mm (A2092 N144sAP and A2094/A2156 N146sAP), 44 mm (A2093 N144bAP and A2095/A2157 N146bAP)
Apple Watch Series 6 40 mm (A2291 N157sAP and A2293/A2375 N158sAP), 44 mm (A2292 N157bAP and A2294/A2376 N158bAP)
Apple Watch Series SE 40 mm (A2351 N140sAP and A2353/A2355 N142sAP), 44 mm (A2352 N140bAP and A2354/A2356 N142bAP)
Note for iBUS S4/S5: there is (currently) no way to restore the OTA files for the Apple Watch. So you must be sure you already have related firmware and related software that is able to restore or update your Watch by iBUS.
About iBus Software(important):
iBUS is just a hardware, it doesn't contain any software and related watch firmware.
- Working with Mac OS iTunes / Windows iTunes Version >= 12.7. In case you need original ipsw firmware
- Working with MFC Dongle software using Windows (Not Free)
2. AWRT Adapter
AWRT Adapter is suitable for iWatch S1 S2 S3 S4 S5. This AWRT Adapter Apple watch restore tool for restore/upgrade and repair software.
- AWRT Adapter for 1st gen and S1
- AWRT Adapter for S2 and S3
- 3 in 1 AWRT Adapter for S1 S2 S3 S4 S5
AWRT Adapter can be applied to 38mm and 42mm.
About AWRT Software(important):
AWRT Adapter is just a hardware(adapter), it doesn't contain any software or related watch firmware, the customer needs to find the software/firmware themselves.