Game Killer was one of the first mainstream memory editing tools for Android. Released in the early 2010s (the golden era of Android 2.3–4.4), it allowed users to scan the RAM of running applications, locate specific numerical values (like gold coins, HP, or score), and modify them in real-time.
: Users typically install a virtual Android environment (a "sandbox") on their phone. game killer no root old version free
Any working copy is: