Here is a useful freeware application for Adsense users known as Shock Adsense. Below are some quick features about this tool :
1) Shock AdSense will allow you to check your Google Adsense account statistics.
2) Shock AdSense can generate reports containing eCPM, impressions, daily revenue, CTR and other info.
3) Shock AdSense will also generate different diagrams that will enable you to analyze your AdSense account's long-term behaviour.
Screen shot :
Download : Click here to visit the download link