Key Root Master (v1.3.6) is a one-click root tool for Android devices, originally launched in 2014 by the Flashing Master team. It was designed to provide administrative (root) access to thousands of Android models without requiring a computer. 百度百科 Core Functionality
According to changelogs circulating on forums (XDA, 4PDA, and Mobilism), v1.3.6 includes: Key Root Master Mod Version 1.3 6 Apk Download