Ultrasn0w is described as 'Unlock your jailbroken iPhone with ultrasn0w, available from Cydia' and is an app in the system & hardware category. There are three alternatives to Ultrasn0w for iPhone and Windows. The best Ultrasn0w alternative is WinRa1n, which is free. Other great apps like Ultrasn0w are Blacksn0w and BootNeuter.
WinRa1n is a jailbreak tool for Windows users that allows you to jailbreak any device running A7 - A11 chips and iOS 12 to iOS 17. Whether you have an iPhone X, an iPad Air 2, or an iPod Touch 6, WinRa1n can jailbreak it in minutes.
WinRa1n is the most popular Windows alternative to Ultrasn0w.
WinRa1n is the most popular free alternative to Ultrasn0w.
Blacksn0w unlocks your jailbroken iPhone, allowing it to be used with any GSM carrier (AT&T and TMobile in the U.S.) without a contract. It can be installed through blackra1n, the jailbreaking application by geohot.
Blacksn0w is the most popular iPhone alternative to Ultrasn0w.
BootNeuter will unlock your jailbroken iPhone 2G (running iOS 2.x or lower). It is available in the Cydia app store.
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