What's the used software in this animation?

"It appears that these presentations are custom made:

Howcast works directly with brands, agencies, and organizations to create custom branded entertainment, innovative social media, and targeted rich-media campaigns.
Engage our creative and production team to conceive, create and deploy high quality, low-cost, short-form instructional video content for your business or organization.

They make them in-house.
If you want to record your own videos you might want to try Camtasia."

It could be anything, heck, I could do that in blender! Just looking at a video like that cannot give you enough information to see what created it, things just don't work that way.