Photography by Allison Home Gallery Editing Apps FREE Recommended Photo Editing Apps! Click on each screenshot for a helpful tutorial! PS Express Snapseed InstaSize PS Express is a much more user friendly version of the original Adobe Photoshop. Its great for quick edits and contains fabulous filters! Snapseed is a mobile photo editor a lot like PS Express. It is Allison's absolute favorite mobile editing application on the market! InstaSize is great for making white-o-gram photos for Instagram and doing other necessary touch ups!