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