Came across this new app by accident. But it has some interesting applications for adding some light effects into your images. The progression of images here shows what you can do. First, get some really cool winter light in the trees with a straight shot.
|Added light in the middle of the image by using a Cloud filter in "Light"|
|Added light behind the tree on the right of the screen using a cloud filter in"Light"|
|Added light behind the tree on the left.|
|Added the moon. ; - )|
|Adjusted hue and sat in Iris app|
|Processed in PhotoForge app sharpened, watercolor and oil layers|
|Finished with Crop'n'Frame for mat and Impression for Signature|