Velonzy is the jailbreak app installer for all latest iOS versions. It allows to install jailbreak app using UDID registration method.
Step 1. Get free Velonzy Access from here. Tap "Register UDID" button.
Step 2. Now you have to submit your device UDID on this Velonzy database. For this, connect your device to the computer. Open iTunes and Copy the UDID. Paste the copied UDID and Tap on Register button.
Step 3. Now you will get the Velonzy installation menu. Download Jailbreak app installer according to your Computer.(Windows or Mac)
Step 4 . Extract the downloaded file and Run the Velonzy.exe file.

Pangu Anzhuang jailbreak app installer
Team Pangu released Pangu Anzhuang Jailbreak app installer for latest iOS versions. This is the best way to install jailbreak alternative apps.

H3lix, g0blin, Meridian and C0F3 full functional jailbreak is available for iOS 10.3.1. Pangu Anzhuang is the only solution to jailbreak it. You can find Pangu Anzhuang and more third party app under the zJailbreak app store.
iOS 10.3.1 jailbreak
Read more about iOS 10.3.1 Jailbreak
It has two methods to install Velonzy. However, jailbreak app collections may vary according to the Velonzy installation method. It is recommended to use both Velonzy installation methods to install more jailbreak apps.

Velonzy installation Guide

iPhone X Jailbreak
Apple released iPhone X with iOS 11 version to celebrate the 10th anniversary of Apple. iPhone X jailbreak is a big challenge when it is announced because it has powerful security protection. However initially  Liang Chen jailbreak the iPhone X running iOS 11.1.1 at PoC 2017. Now it has few jailbreak methods to Jailbreak iPhone X.
Velonzy Device Compatibility
1) Velonzy Online Method - This is No PC method which allows you to install directly on your iPhone,iPad or iPod. It allows to install Cydia through this online method.
All 64-bit devices
iPhone:  iPhone X, iPhone 8, iPhone 8 Plus, Phone 7 & 7 Plus,
            iPhone 6S & 6S Plus, iPhone 6 & 6 Plus, iPhone SE, iPhone 5S

iPad:     iPad Mini 2, iPad Mini 3, iPad Mini 4, iPad Air, iPad Air 2, iPad Pro

iPod :    iPod Touch 6G
All 32-bit devices
iPhone:  iPhone 5C, iPhone 5, iPhone 4S

iPad :     iPad mini, iPad 2, iPad 3, iPad 4

iPod :
    iPod Touch 5G

Velonzy compatibility of iOS versions

Velonzy for iOS 11.2.5
iOS 11.2.5 is the latest version of Apple. Velonzy jailbreak app installer is ready to get the jailbreak experience for iOS 11.2.5 users. Other than the Velonzy, Pangu Anzhuang is the popular jailbreak app installer method for iOS 11.2.5 users.
Velonzy for iOS 11.2 to iOS 11.2.2
Velonzy is jailbreak app installer for iOS 11.2, iOS 11.2.1 & 11.2.2 versions.There are no official full functional jailbreak solutions available for these versions, other than the Velonzy & the Pangu Anzhuang jailbreak alternative solutions. According to rumors, Pandora Lab announced their Pandora jailbreak for these versions however they did not release the jailbreak tool to the public.
Velonzy for iOS 11.1 to iOS 11.1.2
There is a LiberiOS jailbreak,To.Panga jailbreak, C0F3 jailbreak and Houdini Semi jailbreak release for iOS 11.1 to iOS 11.1.2 versions. But some of them are still in developing mode.  Also Keen Lab proved the iOS 11.1.1 jailbreak possibility at PoC 2017. However, Keen Lab did not hint about the public release of  Keen Jailbreak.

Velonzy can be recommended as the best alternative jailbreak solution for iOS 11.1 to iOS 11.1.2.
Velonzy for iOS 11 to iOS 11.0.3
LiberiOS Jailbreak,  C0F3 jailbreak and To.Panga jailbreak available as full functional jailbreak method for iOS 11 to iOS 11.0.3 jailbreak. However, these method still not stable. Houdini semi jailbreak is another method to get jailbreak features to iOS 11 and higher versions. Even if KeenTeam proved the possibility of iOS 11 jailbreak using the Keen method. Still, it is not live to use. KeenLab demonstrated iOS 11-second beta version at MOSEC 2017 in June, and it has no any tool update until now.

Velonzy is another method to install partial third-party apps for iOS 11, iOS 11.0.1, iOS 11.0.2 & iOS 11.0.3
Velonzy for iOS 10.3.3
It has many Jailbreak solution such as g0blin Jailbreak, Meridian jailbreak, C0F3 jailbreak for iOS 10.3.3 running 64-bit devices. Tihmstar released H3lix jailbreak for these versions and it supported only for 32-bit devices.

Velonzy was popular jailbreak app installer for iOS 10.3.3 before releasing the full functional jailbreak tools. Velonzy allows you to install third-party apps to iOS 10.3.3 all 64-bit devices and 32-bit devices and it can not install full functional Cydia.
Click here to install Velonzy for iOS 11.2.5 version.
2) Velonzy PC Support Method - It should have Windows or MAC PC to this method. It has massive jailbreak app collection with this PC Support method.
iOS Versions Compatibility
iOS 11.3 beta, iOS 11.2.5, iOS 11.2.2, iOS 11.2.1, iOS 11.2, iOS 11.1.2 , iOS 11.1.1, iOS 11.1, iOS 11.0.3, iOS 11.0.2, iOS 11.0.1, iOS 11, iOS 10.3.3
Usually, Velonzy is a donateware & Pangu8 team has donated to Velonzy team and uploaded the registration email link here.
Online Method :
Step 1 - Get free Velonzy Access from here.
Step 2 - Tap "Register UDID" button. You will redirect to the Velonzy UDID submitter menu.
Step 3 -  Click on “Install UDID Submitter” ---> Allow? Install--->  Enter Passcode ---> Install. (Nothing will be installed on your device at this step and its just register your UDID to the Velonzy database)
Step 4 - Now you will get the install Velonzy Jailbreak app installer screen.
Step 5 - Tap on Install Now---> Allow---> install ---> passcode--->install--->Done.
Congratulations! Now you have successfully install Velonzy using online method.
Install  Cydia  using Velonzy (Online method)
Step 01 -  Open to Velonzy app and then Click on jailbreak app list.
Step 02 - Tap on “App Managers”  ---> Cydia.
Step 03 - Tap on the Generate Code. Copy the developer code of the Cydia.
Step 04 - Paste the code on Velonzy jailbreak app installer
Step 05 -  Tap the Install button and enter your device Passcode.
Step 06 -  After few seconds Cydia Icon will appear on your device homescreen.
Note : Cydia all the functions not available with Velonzy.
PC Support Method :
Now you have successfully installed Velonzy jailbreak app installer using computer method. Now enjoy Jailbreak apps with Velonzy.
Install jailbreak App using Velonzy PC Method
Step 1 - Open the Velonzy app and Go to Velonzy's Jailbreak IPA list  from your computer.
Step 2 - Select a Jailbreak app which you want to download and Click download button.
Step 3 - Then paste your device UDID. It takes few seconds to sign the app from your UDID. Then the app will download automatically to your computer. Drag the downloaded app to your desktop.
Step 4 -  Go to Velonzy app and Open Cydia Impactor.  Drag & drop the Jailbreak app to the Cydia Impactor.
Step 5 - Now enter your Apple ID and password. We recommend creating a new Apple ID for Jailbreak app installation.
Step 6  - It installs the Jailbreak app to your device.
Note - You must trust the developer for some apps.
Go to Settings ----> General ----> Profile and Device Management, Then you can find your Apple ID as the developer, Just tap the trust button.
Velonzy for iOS 11.3 beta
iOS 11.3 is upcoming iOS version and now it is in beta stage. It has no any Semi-tethered jailbreak or untethered jailbreak for iOS 11.3 beta version yet. Velonzy works with iOS 11.3 beta and it allows to install jailbreak apps to iOS 11.3 beta version. Anzhuang is another app installer for this version.
iOS 11.3 Jailbreak
Apple released iOS 11.3 beta to developers with new iOS features.You can install iOS 11.3 beta without developer ac. Currently Pangu Anzhuang and Velonzy available to install Jailbreak apps for this beta version. Also, Apricot Web-based operating system released to iOS 11.3 version. Go to iOS 11.3 jailbreak page for more details.