App Tracker cydia tweak provides charts and stats of all your app usage.
How long do you spend on your iPhone each day? What are your most-used apps this week, this month, or of all time? AppTracker shows you how you really use your iOS device. It automatically detects every time you open or close an app, and shows you detailed graphs of your usage each day. Discover how long you’re spending on games. See how many times you check social networking apps each day. Do your patterns change at the weekends? You might be surprised what you find out!