Best iPad Photo Apps: BeFunky
One of the best editing apps that’s currently available for free on iPad, there’s quite a few different editing options, including Brightness, Exposure, Sharpen and so on.
A wide range of effects include Lomo, black and white, vintage are available, with each giving you the opportunity to alter the intensity of the filter. Filters can also be layered over each other.
A number of frames, with different effects, can also be applied. Finished images can be saved to the iPad, then shared via Facebook, Flickr, Twitter etc.