Snapseed - Snapseed is a photo enhancement and sharing app with a powerful suite of imaging filters and tools...
Adobe Photoshop - Adobe Photoshop is a webtop application for editing images and photos online.
FullContact Card Reader - Automagically scan biz cards into LinkedIn/Gmail contacts
GIMP - GIMP is a multiplatform photo manipulation tool.
Paper Camera - Paper Camera is the BEST Sketch/Cartoon app in the App Store.
Affinity Photo - Affinity is the imaging and design suite for creative professionals exclusively for Mac.