Free iPhone Unlock
We don't just claim to have free iPhone unlock software - it is 100% free and available for download. Here's the catch: we don't support it. If you want support for your iPhone unlocking software, check out one of the advertisers. They will charge you for the software, but you get support with it.
If you think you can handle the unlock for your iPhone on your own, you'll find choices below for downloading the free software.
Disclaimer: We do not support or warranty any of the downloadable software in any way. FreeUnlockiPhone.com is not responsible for anything you do to your mobile device(s). As with all software, back up your device prior to making any changes.
Jailbreak and Unlock for iPhone OS4
We're not going to try and duplicate the excellent efforts of the folks over at RedmondPie.
First, you need to go to their instructions on how to jailbreak iPhone OS4 with Redsnow 0.9.5. Your phone must be jailbroken before you can unlock it.
Limera1n Jailbreak and Unlock for iPhone3GS, iPhone4, iPod touch 3G, iPod touch 4G and iPad
GeoHot's bootrom-level jailbreak for the iPhone 3Gs, iPhone4, iPod Touch 3G, iPod Touch 4G and iPad. Do not use this if you have used the ultrasn0w carrier unlock!
ZiPhone 3.0 for Windows (18.7 MB)
Zibri's ZiPhone hack for your iPhone. For use with Windows computers. Connect your iPhone via USB and run the application. Supports up to iPhone system software 1.1.4.
ZiPhone 3.o for MacOSX (18.9 MB)
Zibri's ZiPhone hack for your iPhone. For use with Mac OS X computers. Connect your iPhone via USB and run the application. Supports up to iPhone system software 1.1.4.
Geohot's unlock for SIM unlocking iPhone 1.1.2 and 1.1.3 with boot loader v4.6. If your iPhone came shipped with 1.1.2 or 1.1.3 out of the box, you can use this software unlock. RAR archive with instructions.
This is the iPhone DEV Team's free software solution to unlock your iPhone. This binary must be ran from the iPhone itself; requires a functioning SSH installation. Copy all 3 files to the same directory and execute "iUnlock_reloaded."