App Stop for Nokia N8 / C7 / 5800 / N97 – Instantly close all background applications
Use App Stop to close all running applications instantly on the Nokia N8 / C7 / 5800 / N97. App Stop also shuts down all hidden background tasks that are not visible in the built-in task switcher. Add App Stop to your home screen to shut down all applications with two presses of a button.
Download the Symbian S60v5 version from here
Download the Symbian^3 version from here