AppShopper is a great platform for us to know which apps are released and the related changes. If you want to know which apps are free, you can click those buttons at the top. It is easy to see which apps are suddenly free. But, FreeAppAlert site is even easier and clearer because it focus on apps that are suddenly free. FreeAppAlert shows those apps each day as one single list. Just click those buttons if you want to download it. You can always keep track with the alarm on Twitter, Facebook and RSS.
