Split Pic - Clone yourself and create collages!
Adobe Photoshop - Adobe Photoshop is a webtop application for editing images and photos online.
Clone Camera - Clone yourself by combining multiple photos.
GIMP - GIMP is a multiplatform photo manipulation tool.
Split Lens - Impress your Instagram followers with Split Lens.
Affinity Photo - Affinity is the imaging and design suite for creative professionals exclusively for Mac.