MultCloud - Multiple Cloud Storage Manager: Migrate, move, sync, copy, backup and transfer cloud files with MultCloud, which supports Dropbox, Box, Google Drive, Mega, OneDrive and FTP, etc.
WebDrive - WebDrive File Access Client allows you to open and edit server-based files without the additional step of downloading the file.
Mover.io - Mover is a tool to migrate data between cloud storage providers quickly, securely and with little hassle. It supports all major providers and has a range of automation features to support even the largest transfers.
Air Explorer - Air Explorer is a software to manage all your multiple cloud drives (like Dropbox, Onedrive, Google Drive, Mega, Mediafire, Box, Hidrive, Yandex, Baidu,...) as well as WebDav and FTP connections.
ifttt - IFTTT puts the internet to work for you. Create simple connections between the products you use every day.
CloudFuze - Managed Cloud Office Migrations with Unparalleled Security & Performance.