It's been a while since Google last decided to dust off the desktop web version of its Play Store repository, but from the looks of it, a new refreshment of the interface is imminent. Several sources claim that Google is currently testing a new layout for the Play Store.
Currently, as you most likely know, when you open the page of a given app, the Play Store suggests some similar ones all the way at the bottom of the page, which is not quite intuitive and user-friendly. Check the leaked Screenshot below.
Google seems to be aware of this according to a leaked screenshot of a test layout for the Play Store, Mountain View might be poised to bring the similar app suggestions to the right side of the screen, in a dedicated sidebar. Other apps from the same developer are also being shown.