The official Facebook App Center is live now and available on the web, and could be accessed on iOS and Android mobile devices through Facebook apps.
On Facebook App Center user can find all the apps whatever placed on Facebook.com at the one single place, and could access through their friends, browse by category, or get personalized recommendations.
According to Facebook official blog:
“The App Center is available on Facebook.com and in our iOS and Android apps. If a user is browsing the App Center from their computer, they can easily send a mobile app to their phone. Whenever a mobile app requires a download, users will be sent to the respective install page in the Apple App Store or Google Play.”