Google Opinion Rewards - Answer quick surveys and earn Google Play credits with Google Opinion Rewards.
Krita - Krita is a professional FREE and open source painting program. It is made by artists that want to seaffordable art tools for everyone. Concept art. texture and matte painters, illustrations and comics.
Receipt Hog - A fun and rewarding way to turn everyday shopping receipts into cash.
Autodesk SketchBook - SketchBook drawing and painting software provides designers, architects, and concept artists the tools to sketch ideas quickly and create beautiful illustrations.
FreeMyApps - FreeMyApps lets you get rewarded for watching cool videos, playing fun games, and trying new apps.
Clip Studio Paint - The artist's software for drawing and painting.