In one sentence, describe what the following article is about:

You can download Scopy using Apple’s proprietary app store. Open up the iTunes App Store by tapping on its icon on your home screen. Enter “Phoster” in the search bar. When the results come up, click on the first app. Phoster costs $1.99, so make sure you have enough iTunes credit in your account, or you can pay via Credit Card. Tap on “Buy” and a window will pop up requesting for your Apple ID and password. Enter the necessary information and tap on “Buy” again to confirm your purchase. The app will download and install on your device. To launch the app, just tap on its icon found on the home screen of your iOS device. The Phoster icon has the words “Phoster” on it with snow-capped mountains as a background.

Summary:
Launch the iTunes App Store. Search for Phoster. Buy the app. Launch Phoster.