iOS 11.3.1 Jailbreak

iOS 11.3.1 Jailbreak

Following Jailbreak methods available for iOS 11.3.1. All of these methods are working with the latest iPhone and iPad models.

1) Developer code extraction method

This is the most popular iOS 11.3.1 jailbreak app installation method.

2) Unc0ver Jailbreak

Unc0ver Jailbreak released to Jailbreak iOS 11.3.1 to iOS 11 versions.

3) Electra Jailbreak

Electra1131 was released to install Cydia for iOS 11.3.1. 

4) Houdini Semi Jailbreak

Houdini Semi Jailbreak updated for iOS 11.3.1 to customize the iOS devices.

5) UDID Registration method

Apple developers can install any apps using UDID registration method. So Velonzy makes you a virtual Apple developer and lets you allow to install any app using UDID registration.

6) Virtual Jailbreak

Web-based iOS jailbreak updated to iOS 11.3.1 version. You can virtually Jailbreak iOS 11.3.1 running iPhone.

Some of the above methods work perfectly for iOS 11.4 Jailbreak & iOS 11.4.1 Jailbreak too. If you are the latest iOS users go to the following pages.

iOS 12.2 Jailbreak 

iOS 12.3 – iOS 12.3.2. Jailbreak

iOS 12.4 – iOS 12.4.6 Jailbreak 

iOS 13 – iOS 13.4.5 Jailbreak


1) Developer code extraction method

Russian hacker ru$za has found a developer code extraction method for the first time. Chinese hacking team upgraded this method as an Anzhuang App.

Anzhuang is the only Dev code extraction method based Jailbreak app installer for iOS 11.3.1. It is compatible up to iOS 12.1.4 Jailbreak .


At this time Anzhuang is available on zJailbreak, Xabsi or iExtras App stores.

Install zJailbreak

Install Xabsi

Install iExtras

Anzhuang Compatibility

Anzhuang is compatible with all iOS 11.3.1 running Apple devices. We ran the Anzhuang on the following iPhone/iPad models, and it worked perfectly. 

iPhone X, iPhone 8/8 Plus, iPhone 7 Plus, iPhone 6 , iPhone SE , iPad Pro , iPad Mini 4, iPad Air 2.

How to Install Anzhuang for free

You must have installed a 3rd party app store like zJailbreak, Xabsi or iExtras before installing Anzhuang. All of these app stores are donateware.

We recommend the following guides to get Anzhuang for free to your iOS 11.3.1 iPhone or iPad.

Using zJailbreak

Watch the following video to install the zJailbreak Freemium version on your iOS 11.3.1 running iPhone/iPad.

We provide zJailbreak donation coupon codes for free on this page. You can use these codes to upgrade zJailbreak to the Freemium version and install Anzhuang using the zJailbreak app store.

But we highly recommend you to donate some amount of money if you wish to appreciate the developer’s hard work.

Code is updated on

858377 , 005348 , 879584 , 390382

How to upgrade Xabsi free?

As mentioned above, we have provided Xabsi freemium installation links to register it for free and download Anzhuang from Xabsi.

Install the Xabsi free version using Xabsi installation button (Above of this page) or their official website of Xabsi.

Then copy the following link on your device safari browser to upgrade it to full version.

2) Unc0ver jailbreak

Unc0ver jailbreak was released for iOS 11.3.1 to iOS 11 developed by pwn20wnd and Sam Bingner. According to the developer, this is Electra replacement and it offers better stability, compatibility and success rate.  

Now Unc0ver is compatible with iOS 12.4 Jailbreak and 12.2 jailbreak to iOS 11 versions. iOS 12.3 beta versions are also supported. Also, Unc0ver is added to iOS 12.4.1 A12 support iPhones only, then added iOS 13 – iOS 13.3 A12/A13 support, the latest update added iOS 13 – iOS 13.3 A8X – A11 device support.

You can use the Online method or Computer method to complete iOS 11.3.1 Jailbreak with Unc0ver tool. Online method is the easiest way, and It is available with Silzee Online JB app. Silzee is available with all popular third party app stores of zJailbreak, Xabsi, and extras.

Device compatibility :

iPhone X, iPhone 8, iPhone 8 Plus, iPhone 7, iPhone 7 Plus, iPhone 6s, iPhone 6s Plus, iPhone 6, iPhone 6 Plus, iPhone SE, iPhone 5s.

12.9-inch iPad Pro, 2nd generation 12.9-inch iPad Pro, 1st generation 10.5-inch iPad Pro, 9.7-inch iPad Pro, iPad Air 2, iPad Air, iPad 5th generation, iPad mini 4, iPad mini 3, iPad mini 2.

Before starting the Jailbreak process you should follow the below steps.

  • Enable Airplane Mode.
  • Disable your passcode/Touch ID/Face ID.
  • Disable Siri, and reboot your device.
Uncover Online Jailbreak Guide

Step 01 –  First you need to download one of the app stores from zJailbreakXabsi or iExtras.

Step 02 – Then you can download Silzee Online JB app from the downloaded app store.

Step 03 –  Launch the Silzee app from your device and tap the Unc0ver button to install the Unc0ver app directly to your device.

Step 04 – Run unc0ver app once you have installed the unc0ver app to your device.

Step 05 – Click on the Jailbreak button to jailbreak your device.

Step 06 – Wait for Jailbreak complete and finally you can find the Cydia icon on your device homescreen.

Unc0ver Computer Guide

Step 01 – Download the unc0ver IPA and Cydia Impactor from Official site.

Step 02 – Connect your device to your computer and Cydia Impactor should recognize your device.

Step 03 – Now drag the downloaded unc0ver.IPA file to the Cydia Impactor window. Provide your Apple ID & Password when needed.

Step 04 – It will begin side-loading the unc0ver jailbreak app on your device.

Step 05 – Once installed, go to Settings → General → Profiles & Device Management and tap on your Apple ID and then tap on the Trust.

Step 06 – Then run the unc0ver app from your device homescreen and tap on the blue Jailbreak button.

Step 07 – Now it will begin jailbreaking your device and it should respring after a few seconds.

Step 08 – Once finished, the Cydia icon will have appeared on your device homescreen.

3) Electra Jailbreak

Electra team released Electra1131 for iOS 11.3.1 Jailbreak. It is compatible up to iOS 11.2 Jailbreak. It has the following two methods to install Cydia with Electra. Now you can install Sileo Cydia alternative from Electra’s iOS Utility source.

  1. Electra Online Method
  2. Electra Computer Method
Electra Online Method

Electra online method is available with Silzee online JB app. Silzee is not available with the Apple app store and It is available on third party stores such as zJailbreak, Xabsi and iExtras. This is the most straightforward way and it does not require a computer. 

Device compatibility :

iPhone X, iPhone 8, iPhone 8 Plus, iPhone 7, iPhone 7 Plus, iPhone 6s, iPhone 6s Plus, iPhone 6, iPhone 6 Plus, iPhone SE, iPhone 5s.

12.9-inch iPad Pro, 2nd generation 12.9-inch iPad Pro, 1st generation 10.5-inch iPad Pro, 9.7-inch iPad Pro, iPad Air 2, iPad Air, iPad 5th generation, iPad mini 4, iPad mini 3, iPad mini 2.

iPod touch 6G.

Step Guide

Step 01 – Download zJailbreak, Xabsi or iExtras using above installation buttons to your iOS 11.3.1 device.

Step 02 – Now download Silzee Online JB app from any downloaded store.

Step 03 – Run the Silzee app from your device and tap Electra 11.3.1 button to install Electra app to your iOS 11.3.1 device.

Step 04 – Now you have installed Electra app to your iOS 11.3.1 device. Run Electra app from your device.

Step 05 – Tap on the Jailbreak button to start the Jailbreak process.

Step 06 – After a few seconds your device will respring, and you can find the Cydia icon on your device homescreen.

Electra Computer Method (PC / Mac)

Here is the Electra computer guide for iOS 11.3.1 Jailbreak. You must need a Mac or Windows PC to complete the process.

Step Guide

Step 01 – Download the Electra1131 from the following button.

Step 02 – Download the Cydia Impactor tool according to your computer.

Step 03 – Connect iOS 11.3.1 device with the computer. Run the Cydia Impactor. Drag and Drop downloaded Electra1131 IPA into the Cydia impactor.

Step 04 – Provide your Apple ID Email and the password. Then it will sideload Electra1131 IPA to your device.

Step 05 – Electra Jailbreak app will be available on your device homescreen after the sideloading process.

Step 06 – You must trust the Electra app before launch. Go to Settings → General and Profile and Device management → Trust.

Step 07 – Run the Electra app from your device now. Tap the Jailbreak button. Then it will start to complete the jailbreak process.

Step 08 – Once complete the jailbreak process, your device will reboot. Finally Cydia icon will be available on your device homescreen.

Note :- Because of the Electra1131 jailbreak is semi-tethered. you have to re-jailbreak your device after every reboot.

4) Houdini Semi Jailbreak

Abraham Masri updated Houdini semi jailbreak tool for iOS 11.3.1.

He released Houdini beta 3 with the support of iOS 11.3.1 to iOS 11.2 including new features such as Added Passcode customization, Home and lock screen widgets, Customize iOS 11 Control Center, etc.

It was updated using Ian beer iOS 11.3.1 exploit and previously he upgraded Houdini for iOS 11.1.2 to iOS 11 versions. It was initially released for iOS 10 to iOS 10.3.2 versions.

Houdini Device Compatibility

iPhone X, iPhone 8 & 8 Plus, Phone 7 & 7 Plus, iPhone 6S & 6S Plus, iPhone 6 & 6 Plus,iPhone SE, iPhone 5s.
iPad Mini 2, iPad Mini 3, iPad Mini 4, iPad Air, iPad Air 2, iPad Pro
iPod Touch 6G

Houdini Installation Guide (PC Required)

Step 01 – Download Houdini Semi Jailbreak IPA from the following button.

Download Houdini Beta 3

Step 02 – Download the Cydia Impactor from Official site.

Step 03 – Launch Cydia Impactor and drag and drop the Houdini IPA to the Cydia impactor.

Step 04 – Enter your Apple ID and passcode to sideload the Houdini IPA.

Step 05 – Once complete the installation process, Houdini app available on your device homescreen.

Step 06 – Before opening it trust the Houdini app. Go to Settings > General > Profile & Device Management > Trust the app.

Congratulations! Now you have installed the Houdini on your iOS 11.3.1 iPhone / iPad. You can customize your device using Houdini now. However, you cannot install Cydia with Houdini Semi Jailbreak. Houdini Online guide to install jailbreak apps for iOS 11.3.1 will be available soon with zJailbreak or Xabsi app store.

5) UDID registration method

UDID registration is another way to install iOS 11.3.1 Jailbreak apps. Velonzy is the most popular UDID registration method.

Velonzy is an iOS developer. Apple will allow users to install 3rd party/ Apple non-approved apps to iOS developers.

Velonzy will let you become a virtual Apple iOS developer by registering your UDID code under the Velonzy database. As a result of that, you can install the 3rd party apps /Jailbreak apps on iOS 11.3.1 devices.

Velonzy based on the donation. You must donate them to use their services. We provide the free methods to install velonzy. We have donated the Velonzy team and updated the free link to this site to get it free for you.

Velonzy has both online and computer installation methods. However, it is offered different kinds of jailbreak tweak collections according to the installation method. We advised you to install both methods to get the maximum number of apps. 

Device Compatibility

iPhone X, iPhone 8 Plus, iPhone 8, iPhone 7 Plus, iPhone 7, iPhone 6S Plus, iPhone 6S, iPhone 6 Plus, iPhone 6, iPhone SE, iPhone 5S.

iPad Pro (10.5-inch), iPad Pro (12.9-inch), iPad (9.7-inch), iPad Mini 4, iPad Air 2, iPad Mini 3, iPad Pro (9.7‑inch), iPad Pro (12.9‑inch)

iPod Touch 6

Velonzy Online Guide

Step 01 – Get free Velonzy Access from here and Tap the Register UDID” button.

Step 02 – Now it will redirect to the Velonzy UDID submitter installation menu.  Provide the device passcode and submit your UDID to the Velonzy database.

Step 03 – Then install Velonzy Jailbreak app installer to your iOS 11.3.1 iPhone, iPad or iPod.

Velonzy Computer Guide

Step 01 – Click the following button to submit your UDID to the Velonzy database. (You can get your device UDID through iTunes. Connect your device to the computer, Launch iTunes and copy paste your UDID code)

Step 02 – Click on following installation buttons according to your computer OS version.

Step 03 – Go to Velonzy Jailbreak IPA list and provide your UDID to download Jailbreak IPA to your computer.

Step 04 – Now drag and drop the Jailbreak IPA on Velonzy Jailbreak app installer.

Step 05 – Enter Apple ID and password to sideload the Jailbreak IPA.

Step 06 – when the process is completed, you must trust the developer profile.
Go to Settings→ General→ Device and Profile management.

6) Virtual Jailbreak

Apricot is the world’s first web-based mirror OS version of Apple.

You can install Apricot on your iOS 11.3.1 iPhone to experience it.

Apricot will let you virtually jailbreak your iOS 11.3.1 iPhone and it will install a web-based Cydia app to your device.

Apricot supported device list

iPhone X, iPhone 8 & 8 Plus, iPhone 7 & 7 Plus, iPhone 6S & 6S Plus, iPhone 6 & 6 Plus, iPhone SE, iPhone 5S.

Install Apricot iOS

Apricot does not provide free service. You must purchase the Apricot from their website. However we will provide a free installation method through this page. 

You can install Apricot iOS through zJailbreak, Xabsi or iExtras to get Apricot free.

Install Apricot for Free 

Step 01 – Open the Apricot free link from your mobile Safari browser.

Step 02 – Select the installation method according to your device model.

Step 03 – Click on install Apricot iOS button.

Step 04 – Provide the device passcode to install it on your iOS 11.3.1 iPhone.

Jailbreak Apricot iOS 11.3.1

You can get virtually jailbreak the iOS 11.3.1 version and install Cydia application on Apricot iOS.

Step 01 – Launch the Apricot from your iOS 11.3.1 device.

Step 02 – Click on the unlock button.

Step 03 – Click on the “Jailbreak Apricot OS –> “Jailbreak Now.”

Step 04 – After a few seconds you will get the Cydia configuration Black Screen.

Step 05 – Finally, Cydia icon will be available on your Apricot iOS.

Yalong Jailbreak

Yalong is Chinese Semi-Untethered Jailbreak tool. Yalong is now compatible with iOS 11.3.1 jailbreak to install Cydia. Currently, it has only Windows version, and Mac version will be added soon.

Yalong Jailbreak Guide

Step 01 – Tap the following button download the Yalong IPA.

Step 02 – Download the Cydia Impactor.

Step 03 – Now plug your device using a USB cable to the PC.

Step 04 – Open Cydia Impactor and drag and drop Yalong IPA to Cydia Impactor.

Step 05 – After a few seconds Yalong app will appear on your device. Run the Yalong app on your iOS 11.3.1 device.

Step 06 – Tap on the Jailbreak button to start the jailbreak process.

Step 07 – Once done, Cydia will be available on your device homescreen.

Still, Yalong is compatible with iPhone 5S only. Yalong device compatibility for all devices will be upgraded soon.

iOS 11.3.1 Jailbreak Approaches

iOS 11.3.1 is more stable than iOS 11.3. Apple has patched a few numbers of vulnerabilities through the iOS 11.3.1, which was found on the iOS 11.3 version. 

Here are the details of iOS 11.3.1 bug fixing. Apple has credited them in “security content of iOS 11.3.1.”

  • Memory corruption issue by Ian Beer of Google Project Zero (CVE-2018-4206)
  • Spoofing issue existed in the handling of URLs by Zhiyang Zeng &Roman Mueller (CVE-2018-4187)
  • Memory corruption issue by Ivan Fratric of Google Project Zero (CVE-2018-4200)
  • Memory corruption issue by Richard Zhu (CVE-2018-4204)

Whatsoever iOS 11.3.1 is already jailbroken. Check out below iOS 11.3.1 Jailbreak News. 

iOS 11.3.1 Jailbreak News

  • FilzaJailed /FilzaEscaped for iOS 11.3.1

FilzaJailed iOS file manager just updated for iOS 11.3.1 to iOS 11.2 versions. There is no jailbreak method to get full root access for all the files in the directory. Bas vT / @AppleDry05 is the creator of FilzaEscaped. Download FilzaJailed /FilzaEscaped from here. 

  • RootlessJB for iOS 11.3.1

New concept Jailbreak called RootlessJB released by Jake James. It is not a system rooted jailbreak and does not install Cydia. It allows you to install Cydia tweaks on iOS 11.3.1 to iOS 11.2 with the support of Filza and ZipApp free. 

  • Phoenix Dev Team releases Safari exploit for iOS 11.3.1

Niklaus Baumstark has released browser-based Safari exploit for iOS 11.3.1 version. The Safari browser exploits using the CVE-2018-4233 WebKit bug  based on Ian Beer’s tfp0 exploit. Niklaus Baumstark is a member of Phoenix Dev Team. Previously, this team has discovered the bugs in Safari and Participated in the Pwn2Own 2018 too. 

However, these bugs have patched on the iOS 11.4 versions.

  • Ian Beer released second iOS 11.3.1 Jailbreak exploit :

Again, Ian Beer released empty_list, a proof-of-concept exploit for getvolattrlist iOS 11.3.1 kernel bug.

  • iOS 11.3.1 Electra with Cydia demoed

Electra developer Cool star & the team workers shared the Electra1131 jailbreak progress. This time @nullriver shared numerous screenshots of Cydia running on iOS 11.3.1 version.

Besides, another Electra team member,  @Pwn20wnd has confirmed that the new Electra1131  tool will offer a feature that users can revert to a non-jailbroken state with the new Electra app.

  • iOS 11.3.1 Jailbreak Exploit Released By Google’s Ian Beer :

As promised, Ian beer has released the iOS 11.3.1 exploit in the public domain.

Ian beer who released tfp0 exploit for iOS 11 again working for the iOS 11.3.1 exploit and he informed via his official twitter aC.Jailbreak developers can create iOS 11.3.1 Jailbreak using this exploit.

  • iOS 11.3.1 Jailbreak Demo by @S0rryMybad :

Qixun Zhao/(@S0rryMybad) a member of the Qihoo 360 Vulcan team, Jailbreak the iOS 11.3.1. He confirmed it via his official Twitter page and thanks to Qihoo 360 Vulcan Team and @Morpheus. As well he published a demonstration video to the Chinese site. Zhao shows off Mobile Terminal running on the iOS 11.3.1 device with root access before launching Cydia. However, there is no hint about public release yet.

Watch the following video by @S0rryMybad

  • iOS 11.3.1 Jailbreak by Spark and Bxl :

Min(Spark) Zheng and Xiaolong Bai (@bxl1989) have Jailbreak iOS 11.3.1 version. They have published a demonstrated iOS 11.3.1 video on youtube as well as the official Twitter page. Before Spark tweeted, he successfully jailbreak the iOS 11.3 version too. However, even Spark owns OverSky jailbreak, he never released it to the public. Therefore, most probably this will be a private jailbreak too.

  • Keen iOS 11.3.1 Jailbreak :

Liang Chen and Marco Grassi (Tencent Keen Security Lab) proved the Semi-Untethered jailbreak possibility of iOS 11.3.1 version. They have successfully jailbreak iOS 11.3.1 version using iPhone X at Infiltrate Security Conference 2018.

Also, Liang Chen tweeted one of the screenshots having Cydia on iOS 11.3.1 version through his official twitter account.

However, there is no mention about the public release of Keen IPA to jailbreak iOS 11.3.1 yet. Keen Lab demonstrated iOS 11.1.1, iOS 11 and iOS 10.3.2 previously. They did not release the Keen jailbreak method which was used to jailbreak iOS 11.1.1, iOS 11 and iOS 10.3.2 at that time too.

Apple Beta Software Program

Apple releases beta software to the registered Apple developers for testing purposes. Through the beta releases Apple will track the performance of beta software, and they want to ensure there are no bugs before the public release. As well they can get an idea where they have to develop further. Usually, Apple released beta only for Apple registered developers.

Root shell access on iOS 11.3 by Min Zheng

Min Zheng is a security researcher for Alibaba, achieved root shell access on iOS 11.3. He always hit the jailbreak community with a new update. Before this, he discovered the two vulnerabilities on iOS 11.3 as well as older versions. However, there is no confirmation about his Jailbreak tool release. Most probably he will use this to develop his private  iOS 11.3 jailbreak tool. Now, it has Unc0ver, Electra Jailbreak for iOS 11.3.

Silzee Online JB

Mostly semi-untethered or untethered jailbreak processes required a windows/Mac computer. Silzee Online JB app lets you install all semi-untethered or untethered jailbreak tools without a computer. It is a straightforward process. You need to install Silzee Online JB app on your iPhone, iPad or iPod is the solution. Silzee app is exclusive on zJailbreak, Xabsi or iExtras third-party app stores. Currently, Silzee offers online Jailbreak for Unc0ver, Electra, Goblin, Saigon, Yalu 102, H3lix, Phoenix, Homedepot, Pangu JB and Etason JB.

iOS 11.2.6 Jailbreak

There are several solutions available for iOS 11.2.6 jailbreak. Unc0ver Jailbreak & Electra jailbreak available for iOS 11.2.6 Jailbreak. Also, UDID registration method and Dev code extraction methods are the most popular iOS 11.2.6 Jailbreak apps installation methods. Also, Yalong Chinese tools are available as semi untethered Jailbreak. Go to iOS 11.2.6 Jailbreak page for more details.