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.
GPS Status & Toolbox - Display your GPS and sensor data: Shows the position, number and signal strength of GPS satellites.
Advanced Task Killer - This tool is also known as ATK. It is a tool to kill applications running.
VisualGPSView - VisualGPSView incorporates many advanced features found in professional programs.
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.
RTKLIB - An Open Source Program Package for GNSS Positioning