Yandex.Disk - Files on Yandex.Disk won't get lost if your phone or computer breaks.
Online Vault Backup - Online Vault Backup is a cloud storage service that allows you backup your data while having unlimited storage.
CloudBerry Box - CloudBerry Box provides bi-directional synchronization of data across remote computers.
WholesaleBackup - WholesaleBackup is an online data backup service provider that turns your system into a backup server, allowing you to host the backup data on your own Windows Server environment.
Cloudu - Secure German online storage and file sync service. Apps for all major platforms.
Rebel Backup - Rebel Backup lets you make encrypted backups of your important files to Dropbox or Google Drive.