Solid Explorer - Solid Explorer is a powerful Android file manager featuring access to most popular cloud storages, root access and easy extensibility.
Send Anywhere - Send whatever you want, wherever you want
MiXplorer - MiXplorer is a mobile app that was designed to make it easy to organize and manage the files on your Android device.
AirDroid - Access Android phone/tablet from computer remotely and securely. Manage SMS, files, photos and videos, WhatsApp, Line, WeChat and more on computer.
Cx File Explorer - Cx File Explorer is a free powerful file manager application with a clean and intuitive interface.
WeTransfer - WeTransfer is a free service to send big or small files from A to B.