I just use this free little true gem! ;) Perfect for little things!

http://blog.bahraniapps.com/gifcam/

I have made the French Manual! ;
http://moiscript.weebly.com/gifcam.html

If you want big beast of video this one is very cool too! (free till 1/4 hour )
https://screencast-o-matic.com/plans