How to Record Your Android Screen without Root

I'm using an aplication rigthhere, It's name is Recordable Free. We can see it from this site, Or your can search it with your google play,

While installing it, we need to activate it through our PC...Here's the link for downloading the activator :

 And the video while activating it on my PC :

Aaaand... After installation process that Application looks like this :

Here's the result of my recording vidio on my samsung galaxy note 8 :

Ummm...Well there are watermark(ummm...swipe thing) in above video, but can disable it by change the setting. So just go to setting then uncheck the "draw" feature :

Here is the preview vidio for that change :