I assume you already know how to install apps using downloaded apk, if not then you can use the instructions txt guide that comes with the apk when you download this torrent. I posted the screenshot of the app so you can see it instead of the description, pictures are worth a thousand words :)

App Screenshot

https://view.imageflings.com/?image_id=151&ref=pb

https://view.imageflings.com/?image_id=152&ref=pb