There is no official "Premium" version of Cheat Engine. The official Cheat Engine website provides the tool for free.

: Cheat Engine is most effective and safest for single-player, offline games where you are only modifying your local experience. Valve Anti-Cheat (VAC) System - Steam Support

Released in early 2022, version 7.4 introduced several stability fixes and improvements:

Cheat Engine (CE) is a powerful, open-source memory scanner and debugger primarily designed for Windows. While official mobile versions exist, using on Android—especially in a "No Root" or "Premium" capacity—requires understanding its specific technical limitations and the risks involved with unofficial versions. 1. Official vs. Unofficial Versions