BusyBox – a system commands environment executed in the form of the software with a set of utilities designed to achieve the highest performance of an Android-device. The software requires the root for the full-scale operation and the availability of the operating system backup in the case of failure. BusyBox gives an access to the console commands with which you can optimize the RAM usage, overclock the processor, edit the file system, manage the networks, work with the system services, etc. BusyBox contributes to operability of the third-party programs which are focused on the improvement of the hardware functionality and general technical specifications of the device.