Twitter Polls - Polls embedded in tweets
Blender - Blender is the open source, cross platform suite of tools for 3D creation.
Curious Polls - Answer a question once a day for the chance to win £100/$100
Autodesk 3DS Max - 3ds Max is software for 3D modeling, animation, rendering, and visualization. Create stunning game enrivonments, design visualizations, and virtual reality experiences.
Simple Poll - The easiest way to create polls in Slack
Cinema 4D - Cinema 4D is a 3D modeling, animation, motion graphics and rendering application.