The Titan Quest Android community remains active, albeit niche. Developers like HandyGames (the publisher) occasionally update the port. With each update, save encryption changes, breaking existing editors.
When Titan Quest made the jump from PC to Android, it was a miracle of optimization. It brought the full, mouse-clicking intensity of the 2006 classic to touchscreens. However, it also brought the inventory limitations and the stat requirements of the original game. On a PC, you might use a tool like TQDefiler to tweak your stats or unlock the difficulty modes. On Android, the files are tucked away in the file system, guarded by the OS's security measures. Titan Quest Android Save Editor