100 Free Online Backup Services | 500 GB Free Cloud Storage

We are back! Afther a long time the site is now updated. Welcome to Free Online Backup Services: the best website in the whole history of the universe about free online backup.
This site presents an ultimate and most up-to-date overview of free online storage services: almost 100 services which offer more than 700 GB (!) free storage in the cloud. Yes, it is possible to store more than 700 GB in the cloud for free.
In the table below you see an overview of the free online backup services with a direct link to provider of the free cloud storage. We think this overview is quite complete. Do you think a free online backup provider is missing on this site? Send us an e-mail (free.online.backup.services at gmail.com) to tell us which service we need to add to this site.
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Free Disk Space	Free Online Backup Services
100 GB	Evault, SurDoc
50 GB	ADrive, MEGA
25 GB	hubiC
15 GB	4Shared, 4Sync, Copy, Google Drive
10 GB	Alfresco Cloud, Box, cCloud, Comodo Backup, CX Starter, e-nautia, Pewiz, SurDoc, Symform, Uploadingit, Yandex.Disk Starter
8 GB	Cyphertite
7 GB	MiMedia, SkyDrive
5 GB	Amazon Cloud Drive, Asus WebStorage, Bajoo, Avira Secure Backup, Bitcasa, Box, Cloud Drive, Crawler, Cubby, DivShare, Doctape, Dump Truck, FlipDrive, GoAruna Sync, Google Drive, HiDrive Free, iCloud, IDrive, IDrive Sync, Inbox.com, Media Lightbox, Nero BackItUp, OpenDrive, Panmind, PogoPlug , PowerFolder Free, Storage Made Easy, SugarSync, Tresorit, Ubuntu One, Wuala
3 GB	CloudMe, DriveOnWeb, Memopal, O-File Provisional, SafeCopy, Touro Cloud Backup
2 GB	BackUPMAX, Bitdefender Safebox, CloudBackupBank, CloudSafe, Cometdocs, Cortado Workplace, Cubby, Dell DataSafe Online, Dropbox, Elephant Drive Free, e-nautia, ftopia, GoAruna, Mozy, MyOtherDrive, Screencast.com, SpiderOak, Storegate, Syncplicity, TeamDrive Free, Tilana Reserve, YakTab
1 GB	BackupandShare Free, BackUPMAX, Club Backup, DriveHQ, FilesAnywhere, FreeDrive, MixtureCloud, StoreBigFile Free, Xela Hosting, ZeroPC, Zyncro

Take into consideration that storage space is just one aspect of these services. These services differs on a lot of aspects. Before creating a free account take a look at the section Features in the menu (on the left).

New section: mobile apps

New! This site now offers an selection of apps for mobile devices. A lot of free online backup providers offer free apps. In the section Mobile Apps you find an overview of available apps. In this section you find apps for: Android, iOS (iPad, iPhone and iPhone Touch), Blackberry, Nokia, Palm WebOS, Symbian, Windows Mobile and Windows Phone.