Typeeto - Use Mac’s keyboard to type on iPad, iPhone, Android, etc.
Pushbullet - Pushbullet - Your devices working better together
Type2phone - Type2Phone: Use your Mac as keyboard for iOS devices
Pushover - Real-time notifications on your Android, iPhone, iPad, and Desktop
Mocha Keyboard - Mocha Keyboard is a leading Bluetooth keyboard application for iPad, iPhone, and iPod touch.
AirMore - AirMore is a cross-platform toolset that can help you manage any Android device wirelessly.