Part 1：What is Jailbreaking iPhone? (iOS 15/16/17/18 Beta)

• Install unapproved apps: Download and use apps that aren't available on the official App Store.
• Customize your iPhone: Change the look and feel with themes, icons, and interface tweaks.
• Unlock hidden features: Gain access to functionalities Apple doesn't offer by default, like multitasking or advanced controls.

Part 2：Top 5 Tools to Jailbreak iOS for Free!

Now let us tell you how to jailbreak iPhone without computer, including clear instructions to uncover jailbreak iOS 15 for free.

Tool 1: Checkra1n Mirror

Kicking off our list is Checkra1n, a jailbreaking tool known for its user-friendliness and reliability. It exploits a hardware vulnerability, making it a permanent jailbreak solution for compatible devices.

Follow these steps for Checkra1n iOS 15 download:

• 1.Get the Checkra1n Mirror app from getjailbreaks.com.
• 2.Go to Settings -> Profile Downloaded and install the Checkra1n Mirror profile.
• 3.Open the Checkra1n Mirror app and tap "Jailbreak".
• 4.Once the jailbreak finishes, verify your device. After verification, Cydia will be installed. You can now customize your iPhone.

Pros:

• Widely recognized and trusted tool for jailbreaking.
• Offers a high success rate for compatible devices.

Cons:

• Compatibility is limited to specific iOS versions and devices with A5 to A11 chipsets. Check the Checkra1n website for compatibility information before proceeding.
• Jailbreaking carries inherent risks like bricking your device (rendering it unusable) or compromising its security.

Tool 2: Sileem Repo Extractor

Sileem Repo Extractor is another great tool for iOS 15 jailbreak. Here’s how to use it:

• 1.Download and install Sileem Repo Extractor.
• 2.Tap on “All Repo URLs” and copy its URL.
• 3.Go to the main interface and paste the copied URL
• 4.Tap Extract a Repo to install the app and jailbreak.

Pros:

• Sileem lets you jailbreak directly through your device's web browser, eliminating the need for a computer.
• You can access new themes, icons, ringtones, and potentially even gestures through extracted repositories.

Cons:

• There's a lack of clarity on whether Sileem offers a full jailbreak or simply extracts resources for customization on iOS 18 specifically.
• Since Sileem is a web-based tool, there's a possibility of encountering online scams or malware during the extraction process. Exercise caution and only proceed from the official Sileem website.

Tool 3: Pangu

Pangu is a well-known name in the jailbreaking community, offering tools for various iOS versions.

• 1.Download and run the program Pangu and connect your iPhone to the computer.
• 2.Click “Jailbreak” and follow the on-screen instructions. Go to Settings > General > Date & Time and change the date.
• 3.Wait for the progress bar to complete after which Pangu will be installed on your iPhone. Tap on it.
• 4.Your device will restart several times.
• 5.If you see the Cydia app on the home screen, the ios 17.5.1 jailbreak is complete.

Pros:

• Pangu has a history of releasing successful jailbreaking tools.

Cons:

• Like any jailbreaking tool, Pangu might have bugs or instability issues.

Tool 4: Palera1n Virtual Jailbreak

Palera1n supports iOS 18 beta as well so it is a great option if your iPhone is running on iOS 18 beta.

• 1.Download and install the Palera1n app from the official website or a trusted source like bestjailbreaks.com.
• 2.Launch the Palera1n app on your iPhone.
• 3.Tap the "Jailbreak" option at the bottom of the screen.
• 4.Wait for the first process to complete and tap "Continue".
• 5.The jailbreak process will finish, and the Sileo app store will be installed.

Pros:

• It supports a broader range of devices and iOS versions compared to other tools.

Cons:

• Some users have reported their device keeps restarting after jailbreaking using Palera1n.

Tool 5: Unc0ver Black Edition

Here’s what you need to do to use Unc0ver Black Edition to jailbreak your iPhone.

• 1.Download Unc0ver Black Edition.
• 2.Install the downloaded profile on your device.
• 3.Open the Unc0ver Black Edition app.
• 4.Tap "Start".
• 5.Allow Unc0ver to check device compatibility.
• 6.If compatible, tap "Go" to begin the jailbreak process.
• 7.Install Cydia 2 after the jailbreak is complete.

Pros:

• Using Unc0ver doesn’t invalidate your Apple warranty.

Cons:

• May come with the risk of malware.

Part 3：How to Fix iPhone Bugs After Jailbreaking iOS 15/16/17/18？

One of the potential downsides of jailbreaking is encountering unexpected bugs or system instability. Fear not! ReiBoot is here with the solution!

ReiBoot is a comprehensive iOS repair tool that can address a wide range of iPhone problems. By leveraging ReiBoot's capabilities, you can increase the chances of resolving post-jailbreak issues and enjoying a smoother iPhone experience.

Why choose ReiBoot?

• One-Click Downgrade & Download : ReiBoot offers a simple and straightforward solution to download iOS 18 for free with just one click.
• All-in-one professional software: Fix 150+ iOS/iPadOS/tvOS/macOS system issues on your iDevice: iPhone keeps showing the Apple logo and turning off, iOS 18 battery drain and iPhone developer mode not showing...
• Safe and Secure: ReiBoot ensures a safe and secure downgrade process, minimizing the risk of data loss and other potential issues.
• Compatibility: ReiBoot is compatible with a wide range of iPad models and iOS versions, making it suitable for various devices and situations.
• Data Retention: Most importantly,with ReiBoot, users won't lose any data during the downgrade process, ensuring that their important files, photos, and settings remain intact.

Here are the steps for fix iPhone Bugs After Jailbreaking iOS 15/16/17/18

• Step 1: Download and install ReiBoot. Run ReiBoot and connect your iPhone with the computer.

• Step 2: On the main interface, click "Start Repair."

  

• Step 3: Choose "Standard Repair" to keep your phone data intact while recovering from iOS 18 bugs. Click on the "Standard Repair" button to proceed.

  

• Step 4: Download the firmware to start repair.

  

• Step 5: When the firmware download is complete, click "Start Standard Repair."

  

• Step 6: When the repair is completed, click the Done button.

  

Part 4：FAQ

Q1: Is jailbreaking an iOS illegal?

Generally, no. In most countries, including the United States, jailbreaking your own iPhone is legal. However, using a jailbroken device to engage in illegal activities, such as pirating copyrighted content, is illegal.

Q2: What iOS devices can be currently jailbroken on iOS 18?

There might be specific methods to jailbreak older devices like the iPad 7th generation using proper tools like Checkm8, but as of now, no public jailbreak tool supports iOS 18.

Q3: What version of iOS can Checkra1n jailbreak?

Checkra1n is specifically designed to exploit a hardware vulnerability present in certain Apple chipsets (A7 to A11). This means it can jailbreak all devices with these chipsets, up to iOS 14.8.1. It does not support later versions like iOS 15 and beyond.

Conclusion

Jailbreaking your iPhone can offer a level of customization and control that Apple's standard iOS doesn't provide. However, it's essential to approach jailbreaking with caution. We’ve told you 5 different tools for iOS jailbreak.

If you’ve decided to jailbreak iOS 15, be prepared for potential issues. Tools like ReiBoot can be helpful for resolving certain iPhone problems that might arise after jailbreaking. ReiBoot offers a user-friendly way to address various iOS system issues without necessarily losing your data.