For iOS 12.5.7, the most reliable tools that can be installed without a computer are:
The process involves using a third-party app signer to download the jailbreak IPA directly to your device. 1. Initial Setup
Tap the button. The device will likely reboot or respring. jailbreak ios 1257 no pc full
, and early models. While many methods traditionally require a computer, "no-PC" or "online" methods allow you to install jailbreak tools directly through Safari. Supported Tools for No-PC Jailbreak
Find the profile associated with the jailbreak tool and tap . 3. Run the Jailbreak Open the newly installed app (e.g., Freya or Chimera). For iOS 12
Go to > General > Profiles & Device Management (or "VPN and Device Management").
Once the app appears on your home screen, it will not open until you trust the enterprise certificate: The device will likely reboot or respring
These tools require you to re-enable the jailbreak via the app on your device every time you reboot or turn the phone off. Step-by-Step Installation Guide (No PC)