While you are on the site, in your browser find and click "Add to Home Screen" A CGN beaver app icon will then be created to your phone that is directly link to the site.
Note: This feature may not be available in some browsers.
Depending on where on the East Coast you are, L&M Surplus in Sackville is the only place I've actually found it in stock, though there are probably lots of on-line suppliers who carry it.