PhotoViva is a powerful application for photo editing and freeform painting. It can help you transform your pictures into expressive and colorful works of art. In addition to tools for enhancing your photos, there are paint brushes that let you make abstract painted interpretations of photos. You can select a brush and copy image features by cloning or painting. Brushes can track the direction of movement, or you can set the brush direction. You can also change the hue, saturation and blur of brush strokes as you go. PhotoViva is a hugely popular photo app for the iPhone and it is now also available on Android.