Instagram is a platform that is used share your photos and also allow you share it in other social media platform like Facebook and Twitter. Square FX and Snapseed are two app’s used to edit your instagarm photos, Square Fx prevents you from cropping the image and help the image to fit exactly in the square frame and Snapseed app helps you to edit your photos in iphone and ipad. For more detail, please visit: http://www.kanves.com/apps-to-edit-your-instagram-photos-either-for-sharing-or-to-print/