Type2phone - Type2Phone: Use your Mac as keyboard for iOS devices
Vysor - Vysor lets you view and control your Android on your computer.
Typeeto - Use Mac’s keyboard to type on iPad, iPhone, Android, etc.
Samsung DeX - Connect your Galaxy S8/S8+ to a monitor
Unshaky - Dismiss duplicate key hits on MacBook butterfly keyboards
AirDroid - Access Android phone/tablet from computer remotely and securely. Manage SMS, files, photos and videos, WhatsApp, Line, WeChat and more on computer.