App Stalker is available for free download and shows you recent BlackBerry apps that were moved from paid to free or experienced a significant price drop on BlackBerry App World. It integrates with the BlackBerry OS by showing little notification icons in the notification bar (where you also see new emails) when apps become free.
Here are some key features of "App Stalker":
· Shows new free apps (which were paid before)
· Shows cheap apps (which were more expensive before)
· Runs in background
· Integrates with BlackBerry OS (notifications, messages)
· BlackBerry OS 5.0.0 or higher