Profile Photo Gradient Border - Add a gradient ring to your profile picture
Puzzlescript - Open Source HTML5 Puzzle Game Engine
Photo Glitter Light effect - Photo Glitter Light effect is free to use photography app developed in the market by Addquick Inc.
63 - 63 is a race against the world.
Circle Cutter - Circle Cutter is an app that lets you crop photos into different shapes and uses them as profile pictures on social media like Facebook, Whatsapp, Twitter, Instagram, etc.
Tripods - 2D puzzle game built for the Web.