What are some alternatives?
When comparing Explain Everything and ActivInspire, you can also consider the following products
OpenBoard - The OpenBoard software is an interactive white board software.
Microsoft Whiteboard - The canvas where ideas, content, & people come together.
Conceptboard - Instant Whiteboards for Teams & Projects
Miro - Scalable, secure, cross-device and enterprise-ready team collaboration tool for distributed teams. Join 2M+ users & 8000+ teams from around the world.
Scribblar - Scribblar is a free online collaboration tool that is perfect for online tutoring.
mozaBook - mozaBook expands your teaching tools with versatile illustration, animation and interesting presentation possibilities.