Tiny Flashlight + LED - Tiny Flashlight + LED is free to use application that can be used anywhere else, having nicely built-in functionality.
ZDbox (Root Task Killer) - ZDbox (Root Task Killer) is a rich-featured tool which is developed by ZDworks, allowing you to speed up and boost up the performance of your device, making you save more battery or time.
Simple Flashlight - A clean flashlight with an extra bright display and customizable stroboscope.
Task Killer - Task Killer is an application which automatically forces other applications to stop which are running in the background, making you enhance your smartphone performance and battery life.
AMC Cleaner - AMC Cleaner is the ultimate clean master app from IObit Mobile Security.
Screen Torch Advanced 2 - "Screen Torch Advanced 2", is an handy torch program. It only uses devices' backlight.