DXO Flimpack 3 helps you to add special effects to your photos and make them looks better. The latest version of this product is 4 while you can get version 3 for free, just today on SOS.
You can see a sample (from their website) below.
Here is the giveaway page after purchasing you will have to register it using the registration page which will be displayed after download link. From the registration page you can also get the latest version of DxO FilmPack with discount.
You may register and get the download link directly from here too