Many users use AppShopper as a prime source for application screenshots and app descriptions.
Although iTunes doesn’t have a web-version, iTunes Preview is as close as we’ll ever get.
It’s simple, yet saves us a lot of time. It works by you clicking an iTunes link, for example this link here.
Now what you should see is an iTunes Preview page on the Apple website, showing you a small preview of what the application page will look like in the iTunes application on your desktop.
It’s pretty simple, and saves us time waiting for iTunes to load, especially seeing as iTunes Preview loads in no time.
You can test it out once more by checking out Remote: