Facebook Notifications
For Mac OS X, Adds Notifications to your desktop, alerting you when interesting activity happens on Facebook! Note: This software is experimental and has only been tested on Mac OS X 10.5.
Missed Notifications Reminder
Unfortunately Android OS doesn't have default integrated functionality to notify user periodically about missing calls/message ...
Gmail Notifier Pro
Gmail Notifier Pro is a Windows application capable of checking multiple Gmail accounts for new mail and display notifications ...