Features:
Comment, share and like
Real-time Home feeds with cached images (low bandwidth utilization!)
Write new status
Read notifications
Chat
Share contents from other android apps
Access to news, status, photos, links, videos, …
Search friends, people, pages and everything else
Write on friends'wall
Access to Groups and Pages
Read your private messages
Add and take Photos
Continuous photo upload trough camera
Add locations (check-in)
Widget and quick link
View Albums and Galleries
Optional Security pin against snoopy
Background themes (grey, app theme or photo loaded from your Device)
High security level: Facebook takes care of your user and password, we don't store anything!
Android 4.0 Design

What's in this version :
Say goodbye to the beta!
Added News Reader feature via custom Lists: now you can access to your favorite pages and friends feed creating your custom (or Facebook) lists on Fast. Create a list, add pages and friends!
New multi photos and video upload
New event management
New detailed profile view for friends, pages and groups
New main view layout: now is possible to access to notifications, messages, events, lists, groups and pages by a simple swipe.
Full change-log here http://goo.gl/Nlzd3
Required Android O/S : 2.1+

Instructions :
Download App
Install APK

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Facebook Page: https://www.facebook.com/fast4android
Twitter: @FastFacebook_