One better does not, since Ubuntu will be terminating the service.
Alternatives are: google drive, Dropbox or copy.com
with copy.com you get 15 Gb for free and 5 Gb for each additional referral. This bonus is shared so you get 5Gb too if you use this link: https://copy.com?r=VZlg7v
Dropbox service is mature but only gives 5Gb for free to start with. Both services have clients for Linux, Windows, Apple & Android.
Using Debian, Ubuntu(Gnome!), Lubuntu, Mint, Android, Windows
5Gb of Dropbox storage too small? Get 15 Gb for free
and 5 Gb for each referral. https://copy.com?r=VZlg7v