Pushbullet - Pushbullet - Your devices working better together
AirMore - AirMore is a cross-platform toolset that can help you manage any Android device wirelessly.
blymp.io - Transfer files between any device with 4-digit codes
MyPhoneExplorer - WHAT IS MY PHONE EXPLORER? Imagine if your PC could be used to keep track of your mobile phone? How would you utilize a PC client that connects to your phone? Read more about MyPhoneExplorer.
Plover - Browser Airdrop - transfer files to anyone, any device
Mobizen - Use your Android from a web browser or desktop.