This is a comparison of online backup services.
| Provider | Windows | Linux | Mac | EncryptedK | LL | UU | MM | Network drive | Peer-to-peer storageP | Synchronization between computersS | Public web file hostingW | Restore via physical media1 | Server location(s) | Comments | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ADrive | Yes | Yes | Yes | Yes | Yes | Yes | USA | ||||||||
| Backblaze | Yes | No | Yes | Yes | Yes | Yes | USA | Data de-duplication; block-level incremental | |||||||
| BackMii | Yes | No | No | Data is encrypted for transmission and storage. No per-user key. | Yes | USA | Block-level incremental | ||||||||
| Carbonite | Yes | No | Yes | Optional | Yes | USA | Block-level incremental | ||||||||
| Connect Support Services | |||||||||||||||
| Crashplan | Yes | Yes | Yes | Yes | No | Yes | Yes | Yes | Optional | No | No | Yes | USA | Unlimited destinations | |
| Data Storage Corporation | |||||||||||||||
| Datapreserve | Yes | No | No | Yes | USA | ||||||||||
| Dell Datasafe | Yes | No | No | Yes | |||||||||||
| Dropbox | Yes | Yes | Yes | Yes | Yes | Yes | Yes | USA | Data de-duplication, delta sync | ||||||
| ElephantDrive | Yes | Partial | Yes | Yes | Yes | Auto-transfer from defunct Xdrive. | |||||||||
| Evault | USA, Luxembourg | ||||||||||||||
| Humyo | Yes | Partial | Yes | Yes | Yes | Yes | Yes | United Kingdom | |||||||
| Iron Mountain Incorporated | |||||||||||||||
| Jungle Disk | Yes | Yes | Yes | Yes | Yes | Yes | USA, Europe | Open source download client sample code. | |||||||
| KeepVault | Yes | No | No | Yes | Yes | USA | Real-time hybrid onsite / offsite data backup | ||||||||
| Memeo | |||||||||||||||
| MobileMe (Apple) | Yes | ||||||||||||||
| Mozy | Yes | No | Yes | Optional | Yes | Yes | Yes | USA, Europe | Data de-duplication; block-level incremental | ||||||
| OPENRSM CloudBackup | |||||||||||||||
| PowerFolder | Yes | Yes | Yes | Yes | Yes | Yes | Yes | USA, Europe | Delta-Sync, Free 1 GB client available, Developed as open source software. | ||||||
| SOS Online Backup | Yes | No | No | Yes | Yes | Yes | Yes | USA, Europe, APAC | |||||||
| SpiderOak | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Data de-duplication. | |||||||
| SteekUP | France | ||||||||||||||
| Symantec Online Backup | |||||||||||||||
| Ubuntu One | Yes | ||||||||||||||
| Vembu Home | Yes | Yes | Yes | No | Yes | Yes | USA | Free local backups. Pay only for online storage (which is temporarily free). Will backup to a network drive but not from a network drive. | |||||||
| Windows Live Mesh | Yes | No | Yes | ||||||||||||
| Windows Live SkyDrive | Yes | No | No | ||||||||||||
| Wuala | Yes | Yes | Yes | Trade local space for more in Cloud | |||||||||||
| Zmanda cloud backup | Yes | Provider supports this via a different product- Amanda Enterprise. | Provider supports this via a different product- Amanda Enterprise. | Optional | Yes | Yes | Yes | USA, Europe | Data stored in open ZIP64 format, supports SQL Server, Exchange, SharePoint, MySQL & Oracle | ||||||
| ZumoDrive | Yes | Yes | Yes | Data is encrypted for transmission and storage; no per-user key. | Yes | Yes | Yes | Yes | USA | Cloud appears local to filesystem, content streaming, predictive caching, delta sync |
- ^K Private key encrypts user data (so backup provider cannot view contents of files). Loss of key means data is useless.
- ^L Pay per computer. Additional fee for storage over a threshold.
- ^U Pay per computer. Storage per computer is unlimited.
- ^M Pay per unit of storage, but unlimited computers may share that storage.
- ^P Peer to peer file sharing elements (client computers are part of the network's storage).
- ^S Synchronized file folder, for keeping a particular file in sync across computers or devices.
- ^W Web based file publishing (for sharing your content).
- ^1 Offers restore dumps in the mail, on physical media, for large restoration jobs.
Defunct services
See also
Further reading
- Eklund, Kevin (2008-09-01). "Ultimate Review List of Best Free Online Storage and Backup Application Services". ToMuse. http://tomuse.com/ultimate-review-list-of-best-free-online-storage-and-backup-application-services/. Retrieved 2009-08-03.
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