Android and iPad apps for language teachers

You can create videos with your presentations: just add your explanations and/or notes to your slides, generate the video-then share via gmail, drive, dropbox, box, or via your chromebook, or use their iOS or Android app, or share via their Google Chrome app.

Check them out at: http://www.movenote.com/

Tutorials (Movenote lite is free for teachers/classrooms):

http://edumovenote.tumblr.com/tutorials

FAQs: http://edumovenote.tumblr.com/faq

Give it  a try!