I have been playing with Camera Bag 2 and I am loving it. There are so may possibilities, adjustments and filters. It is super user-friendly and very cost effective. Here are just a small sample of some of the filters available.
This is the original of my three kids Chase, Natalie and Kaden. Taken with an iphone.
Below are a few of my favorite filters applied to the photo.
Black and Color
This is a very small sample of what you can do. A free 30 day trial is available at Nevercenter.com. If you like it you can purchase it for $20 for both mac and pc.