Here's how you can download the Fast for Facebook app free for Android devices.
1. Go to the Google Play page for the free app Fast for Facebook.
2. Tap the Install button.
Here's a description of Fast for Facebook :
"Over than 1 million people downloaded Fast! But What is Fast for Facebook?
Fast is a new and free android client to manage your Facebook account: Fast is born from the idea to give a great experience even to the less powerful device!
After many Updates, it is a Facebook client with low battery and bandwidth consumption and a unique user interface. It is active only when you want. No hidden services or annoying notifications.
Ad free version: http://goo.gl/8wLKr
• Access to Facebook News Feed
• Send and share contents
• Read notifications
• Read and send private messages
• Search friends, people, pages and everything else
• View Albums and download photos
• Access to Groups and Pages
• Background themes (grey, white or pictures loaded from your Device)
• Widget and quick links
• Optional Security pin against snoopy
• Optional Push Notifications Add-on (available on Google Play)"