This is a famous tool for patching apps to remove ads or verify licenses. It does not work on online server-based games, but it is effective for offline games. It can be used without root, though functionality is limited compared to a rooted environment. Purzel.video.schatz.es.tut.gar.nicht.weh.102.ge... - 3.79.94.248
Always be cautious when installing apps from outside the Google Play Store, and never use these tools on games that require an internet connection, as your account will likely be banned. Roblox — Pokemon Brick Bronze Uncopylocked Exclusive
This is currently the most actively maintained game modification tool. While it works best with root, many users run it using "Virtual Space" apps (like Parallel Space or VirtualXposed) which create a sandboxed environment to run the game and the modifier without rooting the main system.