Click Install to get Chimera Jailbreak, no jailbreak required on iOS devices for free.
All devices, iOS 12 — 12.1.2
Note: A9 - A11 devices only supported on 12.1.3 - 12.2. All devices supported on 12.0 - 12.1.2
Note: Some 12.3 betas are compatible with Chimera. (Beta 6 is not compatible)
Can be found at https://chimera.sh/
Chimera is the first true iOS 12 jailbreak to not only feature a CoreTrust bypass so that binaries don't need to be resigned, but to also support A12 devices, including iPhone Xs, iPhone Xr, and the newest iPads. Chimera doesn't tamper with user files, making it safer than alternatives.