Type2phone - Type2Phone: Use your Mac as keyboard for iOS devices
AirDroid - Access Android phone/tablet from computer remotely and securely. Manage SMS, files, photos and videos, WhatsApp, Line, WeChat and more on computer.
1keyboard - Type on your iPhone, iPad or AppleTV using your Mac keyboard
Pushbullet - Pushbullet - Your devices working better together
Mocha Keyboard - Mocha Keyboard is a leading Bluetooth keyboard application for iPad, iPhone, and iPod touch.
Unified Remote - Unified Remote is a software app available for iPhone, Android, and Windows Phone mobile operating systems. It's designed to turn your smartphone into a universal remote. Read more about Unified Remote.