Before we discuss the "download top" jailbreak tools, you must understand why iOS 12.5.7 exists. Apple typically stops supporting older devices after 5-6 years, but due to critical vulnerabilities (like the infamous "BlastDoor" security flaw), they released 12.5.7 in January 2023. This update was for the A6 and A7 chips.
: A more recent alternative for iOS 12.5.7 that can often be installed without a computer via Safari. It typically installs Cydia as the package manager. Step-by-Step Installation "Paper" Method 1: Semi-Untethered (Chimera/Freya - No Computer) jailbreak ios 1257 download top
For , you typically use a sideloading tool like AltStore or Sideloadly on your computer to install the .ipa file onto your device. Before we discuss the "download top" jailbreak tools,
Extremely stable, almost impossible for Apple to block, and supports Cydia. : A more recent alternative for iOS 12
This is the million-dollar question. As of this writing, there is for iOS 12.5.7. An untethered jailbreak (where you reboot and remain jailbroken) died around iOS 9. However, the "top" jailbreak for this firmware is a semi-untethered solution—meaning you must re-run an app after every reboot.