LG GearBox – control cpu speed & overclock LG Optimus 4X HD

LG GearBox is an app that lets you control cpu speed and number of active cores on the LG Optimus 4X HD.


  • Help extend your battery life.
  • Manually control CPU speed and active cores
  • Integrated with Power saver option in system settings.

Whenever your turn on Power saver, cpu and active cores will automatically adjusted.

It uses undocumented LG API, tested on stock firmware version 10C.

No root required


  • Try it at your own risk.
  • System instability reported with 2 active cores. (Original LG QuadGearBox)
  • The 3 cores active option does not work. I don’t know why. I leave that option to test by yourself
  • This app has been tested on rooted phone. It should work on non-root phone, need some test please.


  • Sometimes it just doesn’t work. Reboot phone will fix it.


  • Open LG GearBox
  • Choose CPU Max Speed and Active Cores then click Apply button


LG GearBox V1.2.1 [Download] [Mirror]


LG Optimus 4X HD Phone Photos LG Cell Phone Pictures



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