Softros LAN messenger - LAN messenger for an internal office chat for home or business users. It does not require a server and is very easy to install and use. It supports personal chats, group chats, message brodcasting, files transfer and remote desktop access.
AirDroid - Access Android phone/tablet from computer remotely and securely. Manage SMS, files, photos and videos, WhatsApp, Line, WeChat and more on computer.
MyChat - Secure instant messenger for any network
Xender - Xender is an app for sharing and transferring files. It's easy to understand and offers several features so that you can share almost any kind of file online or through a private message.
BORGChat - BORGChat is a LAN messaging software program.
MoboPlay - MoboPlay is an all-in-one free Android and IOS manager for pc, which supports File Transfer between pc and android&ios, Backup and Restore data, Phone Space Cleaner and Games & Apps Downloader.