Few weeks ago R-SIM pointed out that they were working on hardware unlocking solution for iPhone 4 baseband 4.11.08 and what happens?

R-SIM IV Unlock iPhone BasebadnsTheir team finally finished their R-SIM 4 hardware solution to unlock iPhone 4 baseband 4.11.08 / 4.12.01.

Today R-SIM 4 has finally been produced to unlock iPhone 4 on all basebands which includes the infamous 4.11.08, the one which had kept a huge number of users stuck with his expensive “iPod touch”.

In mid-March UnlockBoot mentioned about R-SIM 4 hardware unlocking solution for iPhone 4 Baseband 4.11.08, but right after last delay the developers finally finished the R-SIM 4 unlock for your iPhone.

Unlock 4.11.08 4.12.01 iPhone 4
R-SIM 4 Unlock iPhone 4 /4S basebands

R-SIM IV Unlock iPhone 4 /iPhone 4S

You can now unlock your GSM iPhone 4 with the new R-SIM IV. will work for iOS version 4.1, 4.2, 4.2.1, 4.3, 4.3.1, 4.3.2, 4.3.3, 4.3.4, 4.3.5, 5.0, 5.0.1 and 5.1 with modem firmware 1.59, 2.10, 3.10.1, 4.10.1, 4.11.08, 4.12.01. Be sure to check your firmware version before purchase!

The new R-SIM IV unlocks your GSM iPhone 4 running iOS 5.1 and earlier and now supports modem firmware versions 1.59, 2.10, 3.10.1, 4.10.1, 4.11.08, and 4.12.01. Currently, a tethered Jailbreak is available for iOS 5.1 for iPhone 4, and you will also need to install the latest Furious Mod file for proper operation.

The buying price of R-SIM IV to unlock your iPhone 4 / iPhone 4S is somewhat in the cost-effective range of $19.99, less expensive then Applenberry’s Gevey SIM. If you want to purchase R-SIM IV for you iPhone 4 / 4S, just click here.

Even though we now have the solution to unlock the infamous baseband 4.11.08 via R-SIM 4 and Gevey SIM, did we really need these solutions after the SAM Free Unlocking Solution?

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Stephan Popov
When iDevice users experience problems with the iOS software or unlocking, it is not uncommon for their lives to unravel. My passion is providing answers to your problems. I help iPhone, iPad and iPod Touch users by recommending fixes for common iOS bugs and tools that improves your experience. I conduct in-depth research for every topic i cover on this blog, to ensure that I cover everything Apple users need to troubleshoot their issues. When not writing for UnlockBoot, i enjoy swimming in my backyard pool. P.S. i prefers the Maldives for holidays. Connect with me on Facebook, Google Plus and Twitter.