Air Cluster support the next clouds:
Air Cluster is a simple way to join several cloud storage services. With this tool you can manage, transfer and synchronize files between clouds such as Google Drive, Dropbox, Mega, OneDrive and many of the most relevant clouds of the moment. You can also connect SFTP and WebDAV accounts.
Google Drive
15 GB of free storage Sign up: drive.google.com
OneDrive
5 GB of free storage Sign up: onedrive.live.com
OneDrive for Business
No free storage Sign up: onedrive.live.com
OneDrive China
No free storage Sign up: onedrive.live.com
Naver
30 GB of free storage Sign up: cloud.naver.com
Yandex
10 GB of free storage Sign up: disk.yandex.com
Dropbox
2 GB of free storage Sign up: dropbox.com
SFTP
.
WebDAV
You can add and use any WebDAV server such as: –cloudme.com, –powerfolder.com, –owndrive.com,
Magenta CLOUD
10 GB of free storage Sign up: telekom.de/magentacloud
Strato Hidrive
5 GB of free storage Sign up: strato.es
Stack Storage
Sign up: transip.be/stack/
Datto Drive
2 GB of free storage Sign up: datto.com
Adrive
Sign up: adrive.com
pCloud
20 GB of free storage Sign up: pcloud.com
SharePoint Online
Sign up: office.com/sharepoint
SharePoint China
Sign up: office.com/sharepoint
Koofr
10 GB of free storage Sign up: koofr.eu
Nextcloud
Sign up: nextcloud.com
Owncloud
Sign up: owncloud.com
Mail.ru
25 GB of free storage Sign up: cloud.mail.ru
Opendrive
5 GB of free storage Sign up: opendrive.com
Infinicloud
10 GB of free storage Sign up: infini-cloud.net
Jottacloud
5 GB of free storage Sign up: jottacloud.com
Huawei
5 GB of free storage Sign up: huawei.com
Degoo
100 GB of free storage Sign up: degoo.com
Nutstore
5 GB of free storage Sign up: .jianguoyun.com
Onlime.dk
5 GB of free storage Sign up: onlime.dk
TeraBox
1 TB of free storage Sign up: terabox.com
PikPak
6 GB of free storage Sign up: mypikpak.com/