Comparison of online backup services

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This is a comparison of online backup services.

Online backup is a particular kind of file hosting service; however, various products that are designed for file storage may not have features or characteristics that others designed for backup have.

Comparison[edit]

ProviderWin.1Linux1Mac1Android1BlackBerry1iOS1Encrypted storagePersonal Encryption2Secure Key Management3[1]Limited MB plan4Unlimited MB plan4$/MB plan4Unlimited BW 4ProviderCloud hosted Net Drive5P2P6Sync7Autodetect changes12Public file hosting8physical media restore9Server location(s)10Free online storage (non-trial)13Maximum per-file sizeExternal hard drive support14Hybrid Option15Green HostingITAR CompliantProvider
AcronisYesNoNoNoNoYesNo?250 GbNoYesAcronisNoNoYes United States,  EuropeNoNo limitYesNoAcronis
AltDriveYesYesYesYesOptional[2]?YesYesAltDriveNoYes United StatesNoNo limitYesYesAltDrive
ASUS WebStorageYesYes (only 32 bit)YesYesYesNoNo?YesYesASUS WebStorageNoYesYesYesYes United States, ASIA5 GB500 MBYesNoASUS WebStorage
BackblazeYesNoYesYesYesYes[3]Optional[3]?YesYesBackblazeNoYesNoYes United States?No limitYesNoNoBackblaze
Barracuda Backup ServiceYesYesYesYes[4]No?No fee per computerNoYesBarracuda Backup ServiceYes[citation needed]NoYesNoYes United States, APAC,  EuropeNo?NoBarracuda Backup Service
BitcasaYes[5]YesYes (Only 64-bit)YesYesYesBitcasa cannot decrypt data, but uses convergent encryption15 [6]?YesNoNoYesBitcasaYes[7]NoYesYesYesYes United States5 GB[8]No limit[9]No[10]No, Amazon AWS[11][12]NoBitcasa
BoxYesNoYesYesYesYesYes[13]No[13]?YesYesBoxYes[14]Yes[15]Yes United States10 GB250 MB (Free) 5 GB (Paid)NoBox
BullGuard BackupYesNoNoYesYesYesYes[16]YesYesYesYesBullGuard BackupYes[citation needed]NoYesYes EuropeNo ?NoBullGuard Backup
CarboniteYesNoYesYesYesYesYesYes for Windows only[17]?Yes (Business only)Yes (Home only)No[18]Yes [19]CarboniteYesYesYes[20] United StatesNo4 GBYes[21]YesNoCarbonite
ProviderWin.1Linux1Mac1Android1BlackBerry1iOS1Encrypted storagePersonal Encryption2Secure Key Management3Limited MB plan4Unlimited MB plan4$/MB plan4Unlimited BW 4ProviderCloud hosted Net Drive5P2P6Sync7Autodetect changes12Public file hosting8physical media restore9Server location10Free online storage (non-trial)13Maximum per-file sizeExternal hard drive support14Hybrid Option15Green HostingITAR CompliantProvider
CloudMeYesYesYesYesYes, via Storage Made Easy clientYesNo, but 3rd party apps available[citation needed]?NoYesCloudMeYes[22]YesYesYes Sweden3 GB150 MB (Free Accounts) No limit (Premium Accounts)No LimitNoNoCloudMe
Comodo BackupYesNoNoYes[23]No?YesNoYes (5)Comodo BackupNoNoNoNo United StatesNoNoComodo Backup
CopyYesYesYesYesNoYesYesNo?15, 250, 500 GB[24]No[24]NoCopyYes[citation needed]YesYes15 GB with friend referrals up to 40 GBNoCopy
CrashPlanYesYesYesYesYesYes[25]Yes[26]?OptionalYesYesYes[27]CrashplanNoOptionalNoYes[28]NoYes United States,  Australia[29]NoNo LimitYes[30] ?NoCrashplan
CubbyYesNoYesYesNoYesYesNo?YesNoNoYesCubbyYes[31]YesYes (DirectSync)YesYesYes United States,  Europe5 GB with friend referrals up to 25 GB2 GB (Web Interface) No limit (Desktop client)Yes ? ?NoCubby
Dolly DriveNoNoYesYesYes[32]No?YesNoYesYesDolly DriveYes[citation needed]NoYesYesNoYes United States,  EuropeNoNo limitYes[33] ?NoDolly Drive
DiinoYesYesYesNo[34]No?OptionalYesOptionalYesDiinoOptionalYesYesNoNo limit ?NoDiino
DropboxYesYesYesYesYesYesYesNo,[35] but 3rd party apps available[36]?YesDropboxNoNoYesYesYes United States2 GB300 MB (Web Interface) No limit (Desktop client)NoNoWas Amazon AWS, but references removed from FAQ.NoDropbox
DropmysiteYesYesYesYesNo?YesOptionalNoYesDropmysiteYesYesYesGlobal2 GBNo limit?NoDropmysite
Druva InsyncYesYesYesYesYesYesYes[37]Optional[37]?Yes[37]Yes[37]NoYesDruva InsyncYesYesYes United States,  United Kingdom,  Japan,  Brazil,  Singapore,  Australia [37]NoNo limitYesYesDruva Insync
EgnyteYesYesYesOptional[38]Optional[38]?EgnyteYes[39]NoYesYesYes United StatesNoNo limit ?NoEgnyte
ProviderWin.1Linux1Mac1Android1BlackBerry1iOS1Encrypted storagePersonal Encryption2Secure Key Management3Limited MB plan4Unlimited MB plan4$/MB plan4Unlimited BW 4ProviderCloud hosted Net Drive5P2P6Sync7Autodetect changes12Public file hosting8physical media restore9Server location10Free online storage (non-trial)13Maximum per-file sizeExternal hard drive support14Hybrid Option15Green HostingITAR CompliantProvider
ElephantDriveYesYes[40]YesYes[41]YesOptional (off by default) [42]?YesNoElephantDriveYes[43]Yes[44]YesYes[45] United States2 GBYes ?No, Amazon AWS[12][46]NoElephantDrive
EVaultYesYesYesYes[citation needed]?NoNoYesYesEVaultYes[citation needed]NoNoYesYes United States,  United Kingdom,  Canada,  IrelandNoNo limitYesYesNoEVault
FilesAnywhereYesPartialYesYes, via Storage Made Easy clientYes, via Storage Made Easy clientYes, via Storage Made Easy clientOptional[47]No[48]?YesNoYesYesFilesAnywhereYes[49]NoYesYesYesYes United States1 GBNo limitYesNoFilesAnywhere
F-SecureYesNoYesYes[50]No[50]Yes?YesYesYesF-SecureYes

 United States,  Europe, APAC, several ISP-specific locations

No8 GBNo ?NoF-Secure
Google DriveYesNo, but there are third party implementations like grive. Official support is planned since April 2012.[51][52]YesYesNo, but 3rd party apps available[citation needed]YesYesNo?Yes, w/Google Apps for Business and/or Education [53]YesGoogle DriveNoNoYesYesYes United States, Worldwide15 GB1 TB[54]Partial: 34%[55]NoGoogle Drive
Handy BackupYesYesNoYesYesYes?YesYesYesYesHandy BackupNoNoYesYesNoYes United States,  CanadaNo[56]No limitYesYesNoHandy Backup
Trend Micro SafeSyncYesPartialYesYes, via Storage Made Easy clientYes, via Storage Made Easy clientYes, via Storage Made Easy clientNo?YesTrend Micro SafeSyncYes[citation needed]YesYes United KingdomNoTrend Micro SafeSync
IASO BackupYesYesYesYes[57]Yes[57]Yes?YesYesYesIASO BackupNoNoNoNoYes United States, WorldwideNoNo limitYesYesNoIASO Backup
iCloudYesYes, via Storage Made Easy clientYesYes, via Storage Made Easy clientYes, via Storage Made Easy clientYesYesNo???iCloud????unknown?Yes, 94%[12]NoiCloud
InfinitYesYesYesYes[58]Optional[58]?NoYesNoYesInfinitYesYesYesYesNo limitYesYesNoInfinit
Iperius Online StorageYesNoNoYes[59]Optional[59]?50, 100, 200, 500 GBNoNoYesIperius Online StorageNoYesYesNoNo limitNoIperius Online Storage
ProviderWin.1Linux1Mac1Android1BlackBerry1iOS1Encrypted storagePersonal Encryption2Secure Key Management3Limited MB plan4Unlimited MB plan4$/MB plan4Unlimited BW 4ProviderCloud hosted Net Drive5P2P6Sync7Autodetect changes12Public file hosting8physical media restore9Server location10Free online storage (non-trial)13Maximum per-file sizeExternal hard drive support14Hybrid Option15Green HostingITAR CompliantProvider
Jungle DiskYesYesYesNoYes[60]Yes[60] ?YesJungle DiskYes[61]Yes United States,  EuropeNo5 GBPartial, Amazon AWS[12][62] or Rackspace Cloud Files.NoJungle Disk
KeepVaultYesNoNoYes[63]Yes[64] ?YesNoYesKeepVaultYes United States20 GBNoKeepVault
KineticDYesNoYesYesNoYesYesNo ?NoYesYesYesKineticDYes[citation needed]NoNoYesYesYes CanadaNoNo limitYesYesKineticD
LivedriveYesNoYesYesPlaybook onlyYesNoNo ?YesOnline Backup onlyNoYesLivedriveYes (paid-only)[65]NoYesYesYesYes United KingdomNoNo limitYesNoLivedrive
MediaFireYesUpload only [3]YesYesNoYesYesYes ?YesNoYesYesMediaFireNoNoYesYesYes United States10 GBNo LimitNoNoNoMediaFire
MEGAYesYesYesYesYesYesYesYes ?YesNoYesYesMEGANoNoYesYes, using MEGAsync clientYesNo Europe,  New Zealand50 GBNo limitNoNoNoMEGA
MemopalYesYesYesYesYesYesYes[66]No[67] ?YesMemopalYesYesYes United States,  Europe, Asia3 GB5 GBNoMemopal
MiMediaYesNoNoYes[68]No ?YesNoYesYesMiMediaYes[citation needed]NoNoYesNoNo United States7 GB3 GBYesNoMiMedia
MozyYesNoYesYesNoYesYes[69]Optional[69] ?YesNoMozyNoNoNoYes United States,  Europe2 GBNo limit [70]YesNoNoMozy
OneDriveYesNo, see note[71]YesYes[72]No, but 3rd party apps available[citation needed]YesNo[73]No ?YesNoOneDriveYes[74][dubious ]Yes15 GB for new users, 25 GB for older users10 GBPartial, 29%[12]NoOneDrive
OpenDriveYesYesYesYesYesYesYesYesYesYesYesYesOpenDriveYesYesYesYesYesYes United StatesYesNo limitYesNoOpenDrive
OwnDrive (ownCloud)YesYesYesYesYesYesYes ?OwnDriveYesYes1 GBNoOwnDrive
SpiderOakYesYesYesNo, the android client is only capable of accessing spideroak cloud dataYes, HTML5 client in Q4 2012, Android version from Amazon store for Blackberry 10YesYes[75]Yes[75] ?YesYes, Occasional offers for unlimitedYesYesSpiderOakNo[76]NoYesYesYes2 GBNo limitYesYes[77]NoSpiderOak
ProviderWin.1Linux1Mac1Android1BlackBerry1iOS1Encrypted storagePersonal Encryption2Secure Key Management3Limited MB plan4Unlimited MB plan4$/MB plan4Unlimited BW 4ProviderCloud hosted Net Drive5P2P6Sync7Autodetect changes12Public file hosting8physical media restore9Server location10Free online storage (non-trial)13Maximum per-file sizeExternal hard drive support14Hybrid Option15Green HostingITAR CompliantProvider
SugarSyncYesNoYesYesYesYesYes[78]No[79] ?YesNoNoSugarSyncYesYesYes (SugarSync account needed for folders)No100 MB (web) No limit (client app)[80]NoSugarSync
SyncplicityYesNoYesYes[81]No[81] ?YesSyncplicityYesYes United States2 GBNoSyncplicity
TarsnapUsing CygwinYesYesNoNoNoYes[82] ?NoNoYesTarsnapNoNoNoNo, Amazon AWS[12][83]NoTarsnap
TeamDriveYesYesYesYesNoYesYesYes ?YesYes, via self-hostingNoYesTeamDriveYes[citation needed]NoYesYesYesNo United States,  Germany,  Ireland,  Hong Kong2 GBNo limitYesNo, Amazon AWS by default[12][84]NoTeamDrive
TresoritYeson roadmap[85]YesYesNoYesYesYes ?YesNoYesYesTresoritNoNoYesYesYesNo Europe[86]5 GB0.5 GB (free), 2 GB (paid)[87]YesNoNoTresorit
Unitrends Vault2CloudYesYesYesYes[88]No ?NoYesYesUnitrends Vault2CloudYes[citation needed]NoYesNoYes United StatesNoNoUnitrends Vault2Cloud
UpdateStar Online BackupYesNoNoYes[89]No[90] ?Yes[91]YesUpdateStar Online Backup EuropeNoUpdateStar Online Backup
WualaYesYesYesYesNoYesYesYes[92] ?YesNoYesYes[93]WualaYes[94]NoYes[95]YesYes Europe, data distributed in encrypted chunksNo[96]100 GB[97]YesYes: only w/LaCie NAS[98]Yes: 100%[92]NoWuala
Yandex.DiskYesYes[99]YesYesYesNo[100]No ?YesYandex.DiskYes[101]NoYesYes10 GB10 GBNoYandex.Disk
Zetta.netYes[102]YesYesYesNo ?YesNoYes[103]YesZetta.netYes[104]NoYesYesNoYes United States[105]NoNo limitYesYesYesZetta.net
Zmanda Cloud BackupYesNoNoOptional[106]Optional[106] ?YesZmanda Cloud BackupYes[citation needed]Yes United States,  Europe,  Singapore,  JapanNo limitYesYesPartial, Amazon AWS or Google Cloud Storage[12][107]NoZmanda Cloud Backup
ProviderWin.1Linux1Mac1Android1BlackBerry1iOS1Encrypted storagePersonal Encryption2Secure Key Management3Limited MB plan4Unlimited MB plan4$/MB plan4Unlimited BW 4ProviderCloud hosted Net Drive5P2P6Sync7Autodetect changes12Public file hosting8physical media restore9Server location10Free online storage (non-trial)13Maximum per-file sizeExternal hard drive support14Hybrid Option15Green HostingITAR CompliantProvider

Legend[edit]

Comments[edit]

Acronis
Up to five PCs, always incremental backups, remote access from the web
AltDrive
Data de-duplication; block-level incremental; unlimited offering. Home (1–3 computers) or biz service (1–1000 computers). Client-side encryption, external USB drives, NAS support for Biz customers.
ASUS WebStorage
Auto-upload on designated folder, auto-backup capabilities, cross-platform file access of upload and sharing - iOS, Android, Windows Marketplace, OS X, Ubuntu, Linux, Windows Store (Windows 8) also any compatible browser. 5 GB of free data. Upload limit for each file of 500 MB on free account. Daily file sharing limit of 500 MB on free account. Free account will only allow one computer to be able to back up.
Backblaze
Data de-duplication; block-level incremental
Barracuda Backup Service
Data de-duplication; real-time hybrid on-site/off-site data back-up
 BullGuard Backup   : 5 PC/license, fast upload speeds, mobile access, encrypted transfer and storage, password-protected settings, free 24/7 support 
Carbonite
Block-level incremental, Home or Pro editions. iPhone/ Blackberry/ Android App available to remotely access data from the online backup (For Pro: Users of the computer which are backed up, not available for the Administrator of the Pro). Can manually select files to upload that are larger than 4 GB.
Copy  
Delta sync, clients for most systems available (including Linux), invitation system gives 5 extra GB each user.
Crashplan
Unlimited destinations. Data de-duplication; block-level incremental. Can run server-free, exchanging backup space with friends and family.
Datashield  
High-level encryption, personalized encryption key, shared cloud drive, sync folder functionality
Dolly Drive
Cloud storage that is specifically designed for the Mac. Also allows users to store files exclusively in the cloud for seamless access on any computer or mobile device.
Diino
iPhone/Android app available.
Dropbox
Data de-duplication, delta sync, iPhone/Android/Blackberry app available.
Dropmysite
website backup, database backup, SFTP support, free up to 2 GB.
Druva inSync
Integrated Backup and File-sharing. HIPAA and ISAE3400 compliant
Egnyte
Delta sync, Google Docs sync, user and group management
ElephantDrive
Auto-transfer from defunct Xdrive.
FilesAnywhere
Mark Cuban acquired minority interest in 2006. Android, iOS, BlackBerry apps available. Dedicated server options available. CoolBackup software used for backup and sync.
F-Secure
[Steek acquired by F-Secure July 2009]
Humyo
Humyo was acquired by Trend Micro and will become part of Trend Micro SafeSync. Humyo no longer accepts new clients.
IASO Backup
Advanced[clarification needed] data reduction technology. Data de-duplication mechanism. High level[clarification needed] of scalability and cost effectiveness.
IDrive
Proprietary license download client. Automatic Selection. Continuous Data Protection. "Virtual drive" explorer.
Jungle Disk
Proprietary license download client sample code.
KeepVault
Real-time hybrid on-site and offsite data backup
Memopal
Cross-user de-duplication, delta sync
MiMedia
Initial seed via a MiMedia-owned external hard drive available (no extra cost, shipping included).
Mozy
Data de-duplication; block-level incremental. "Mozy Data Shuttle" physical seeding service available for extra fee.
Replicalia
Professional Backup for Professional Data
SpiderOak
Data de-duplication."Zero Knowledge" encryption.
StoreGrid Cloud  
Byte-level incremental backup, local backup, Disk Image backup - BMR and physical seeding.
Syncplicity
Google Docs sync, Central Management with Business Console
TaniBackup (Cheap Backup) 
Up to 10 TB per standard package. Extensible to over 300 TB per single account. Access via SMB/CIFS or SSH (including sftp, scp, rsync and so on). 100 GB for $2 per month.
Tarsnap
Client source available; data de-duplication; block-level incremental.
TeamDrive  
Store encrypted data on any WebDAV server; supports working offline; files can be commented; built-in support for conflict resolution.
Tencent Cloud (English)
Tencent is offering users 10TB of free cloud storage[112]
Unitrends Vault2Cloud
Data de-duplication; hybrid on- and off-premise data backup; physical seeding
UpdateStar Online Backup
Data de-duplication; block-level incremental
Usenet backup
Is the method of storing backup data on the usenet.[113]
Windows Live Mesh
Replaces windows live sync and windows live folder
Wuala
Cross-user data de-duplication, Client-side encryption, Wuala does not have access to the data. Hybrid solution only works with LaCie NAS.
Zetta Enterprise-grade Online Backup
Supports Linux, Mac OS, and Windows, high speed WAN optimization, SAS 70 certified data centers
Zmanda Cloud Backup
Available in German and Japanese languages, supports MS SQL Server, MS Exchange, SharePoint, MySQL Database, System State, Oracle

Versioning[edit]

Any changes can be undone, and files can be undeleted.

Acronis
Supports detailed history of changes to files with browsing by date or version number.
AltDrive
Old versions of files are kept for 60 days. Biz customers choose their retention policy of 30 days to 7 years to forever.
Backblaze
Old versions of files are kept for 30 days.
Box  
Versioning is included in paid subscription
Carbonite
Keeps old versions for up to three months. It keeps one version for each day of the past week, one version for each of the previous three weeks, and one version for each of the previous two months that the file has been backed up. Versioning available for PC computers only; not available for Mac.
Copy  
Possibly, it is mentioned on their Google App, but not directly on their website [114]
Crashplan
Options: All, or staged (daily, then weekly, etc.).
Dolly Drive
Yes. Keeps unlimited versions of files.
Dropbox
By default, Dropbox saves a history of all deleted and earlier versions of files for 30 days for all Dropbox accounts.[115]
Dropmysite
Provides incremental backups with the ability to download every snapshot.
Druva inSync  
Unlimited, Timeline based restores
ElephantDrive 
Any number of versions can be kept for any amount of time.
Google Drive
Old versions of files are kept for 30 days or 100 revisions. Revisions can be set not to be automatically deleted.
IASO Backup  
All versions of files can be kept for different periods of time, starting from 1 month to 1 year or more.
iDrive  
Up to 30 old versions of files are kept forever (until explicitly removed).
Mozy  
Old version of files are kept for 30 days. Pro 60 days, Enterprise 90 days.[116]
PowerFolder  
Five versions are kept online. In the client it is configurable how many versions to store locally.
SOS Online Backup
All versions are kept. Only the largest counts towards the storage limit.
SpiderOak
All versions are kept. All files can be undeleted.
SugarSync
Five versions are kept. Only the most recent version of each of existing files as well as deleted files count towards the storage limit.
Syncplicity
Old versions of files, as well as deleted files, are kept for 30 days. Configurable for business or enterprise-class services.
TeamDrive  
All previous versions are kept and can be restored.
Tresorit  
Versioning is included in paid subscription
Wuala
Ten versions are kept. Only the most recent counts towards the storage limit.
Zetta Enterprise-grade Online Backup
All versions are kept. All files can be undeleted.

Defunct services[edit]

See also[edit]

Notes[edit]

References[edit]

  1. ^ https://www.grc.com/sn/sn-349.htm
  2. ^ AltDrive Blog » A note on AltDrive Security…
  3. ^ a b How Backblaze uses Encryption to Protect your Data
  4. ^ "Barracuda Backup Service - Integrated Local and Offsite Backup". Barracudanetworks.com. 2009-02-09. Retrieved 2012-10-29. 
  5. ^ Bitcasa
  6. ^ Techcrunch interview with Bitcasa CEO
  7. ^ "Bitcasa CloudFS API". 
  8. ^ Upgradable to 20 GB, with friend referral.
  9. ^ Is there a maximum file size for a single file allowed for being stored in the cloud? "Infinity :)"
  10. ^ http://feedback.bitcasa.com/forums/184524-bitcasa-feature-requests-suggestions/suggestions/3920475-mirroring-an-external-hard-drive- Bitcasa ext HDD support in development
  11. ^ "Bitcasa and Amazon keep redundant backups of all data". 
  12. ^ a b c d e f g h "Clicking Clean: How Companies are Creating the Green Internet". Greenpeace. Retrieved 2014-06-15. 
  13. ^ a b "Box for Enterprise IT: Security Leadership in The Cloud". Box.com. Retrieved 2012-10-29. 
  14. ^ "Box and WebDAV". 
  15. ^ "Box feature comparison". 
  16. ^ "Online Data Backup, Backup Software, Remote Backup – BullGuard". Bullguard.com. 2011-02-15. Retrieved 2012-10-29. 
  17. ^ Managing Your Private Encryption Key
  18. ^ Bandwidth Allocation, retrieved 2012-01-25
  19. ^ [1]
  20. ^ HomePremier and Business plans only: http://www.carbonite.com/en/home/online-backup-pricing
  21. ^ HomePlus, HomePremier and Business plans only: http://www.carbonite.com/en/home/online-backup-pricing
  22. ^ "Network Drive (WebDAV)". 
  23. ^ "Backup Software, Best Windows Backup Software Features - Comodo Backup". Backup.comodo.com. Retrieved 2012-10-29. 
  24. ^ a b https://www.copy.com/price. Retrieved 2014-05-19.  Missing or empty |title= (help)
  25. ^ "PRO FAQs". CrashPlan PRO. Codefortytwo Software. Retrieved 2014-05-02. 
  26. ^ "Archive Encryption Key Security". CrashPlan. Codefortytwo Software. October 25, 2013. Retrieved 25 October 2013. 
  27. ^ http://support.crashplan.com/doku.php/faq/mozy#are_crashplan_unlimited_plans_really_unlimited , throttled by setting by default http://support.crashplan.com/doku.php/reference_guide/settings#network
  28. ^ "reference:real_time_backups [CrashPlan Support Site]". Support.crashplan.com. Retrieved 2012-10-29. 
  29. ^ About Us, Code 42 Software 
  30. ^ as a local backup option : http://support.crashplan.com/doku.php/getting_started/attached_drive_shared_folder and to backup : http://support.crashplan.com/doku.php/faq/mozy#can_i_back_up_my_external_hard_drive_thumb_drive
  31. ^ "Cubby and WebDAV". 
  32. ^ "F.A.Q. about Apple Time Machine in the cloud". Dolly Drive. Retrieved 2012-10-29. 
  33. ^ full external and network-attached storage support
  34. ^ "What is Diino?". Diino. Retrieved 2012-10-29. 
  35. ^ Dropbox Lied to Users About Data Security, Complaint to FTC Alleges | Threat Level | Wired.com
  36. ^ Encrypt Files On The Client-Side Before Uploading To Dropbox | DiggFreeware.com
  37. ^ a b c d e Druva Cloud Backup FAQ
  38. ^ a b Security & Privacy - Online Storage Protection and Secure File Sharing for Egnyte Cloud File Server
  39. ^ "Egnyte map drive". 
  40. ^ Linux | ElephantDrive. Home.elephantdrive.com. Retrieved on 2013-08-10.
  41. ^ Download Android App | ElephantDrive. Home.elephantdrive.com (2011-12-09). Retrieved on 2013-08-10.
  42. ^ What is a Personal Key in the encryption settings? : Knowledge Base and Support Center
  43. ^ "ElephantDrive: How do I set up my Trunk (mapped) drive?". 
  44. ^ Everywhere folder : Help Desk. Support.elephantdrive.com (2012-07-05). Retrieved on 2013-08-10.
  45. ^ Tutorials. Vault.elephantdrive.com. Retrieved on 2013-08-10.
  46. ^ "Where is my ElephantDrive data physically stored?". 2009-09-04. Retrieved 2014-06-15. 
  47. ^ "Security : Support Center". Support.filesanywhere.com. 2011-05-20. Retrieved 2012-10-29. 
  48. ^ Privacy Policy : Support Center
  49. ^ "FilesAnywhere WebDAV Drive Mapping". 
  50. ^ a b F-Secure Online Backup FAQ
  51. ^ Google Drive Is Coming to Linux
  52. ^ Teresa Wu, community manager for Google drive apps promised linux client in Apr 2012
  53. ^ [2]
  54. ^ Google Docs, Sheets, and Slides size limits "Files that you upload but don’t convert to a Google Docs, Sheets, or Slides format can be up to 1TB each."
  55. ^ Google Green - Renewable energy
  56. ^ http://www.handybackup.net/online-backup.shtml
  57. ^ a b "Secure IP Backup | Best Backup software | IASO Backup Technology". Iaso.com. Retrieved 2012-10-29. 
  58. ^ a b "Infinit". Infinit.io. Retrieved 2012-10-29. 
  59. ^ a b "Iperius Backup". Enter srl. 
  60. ^ a b Encryption and Account Keys : Jungle Disk Support
  61. ^ "Jungle Disk WebDAV". 
  62. ^ "Amazon AWS: Jungle Disk". 
  63. ^ Online Backups, Hard Drive Backup, Windows Backup | KeepVault
  64. ^ http://forums.proxure.com/viewtopic.php?t=2141, http://forums.proxure.com/viewtopic.php?t=1389
  65. ^ "Livedrive WebDAV access". 
  66. ^ Security – Memopal
  67. ^ http://www.memopal.com/en/supportfaq/i-have-lost-my-password—can-i-retrieve-it.htm
  68. ^ "How secure is my data?". Support.mimedia.com. Retrieved 2012-10-29. 
  69. ^ a b Mozy Help : Understanding MozyHome Encryption
  70. ^ "Limit on file size? - Mozy Community". Community.mozy.com. Retrieved 2012-10-29. 
  71. ^ Storage Made Easy supports OneDrive
  72. ^ Microsoft SkyDrive for Android app is now available
  73. ^ Skydrive secure storage features, Microsoft monitoring, censoring SkyDrive uploads? | WMPoweruser
  74. ^ "Skydrive von Microsoft als Netzlaufwerk einbinden (1.1.2012)". Cybernetz.net. Retrieved 2012-10-29. 
  75. ^ a b Does SpiderOak use encryption when storing and transferring data?
  76. ^ "SpiderOak FAQ: SpiderOak can not map network drives". 
  77. ^ https://spideroak.com/manual/preferences
  78. ^ Data and File Security - Secure Online Backup – SugarSync
  79. ^ SugarSync password recovery
  80. ^ What is max file size for upload? "There is no maximum file size limit for adding the file through the SugarSync Manager application. However, there is a 100MB limit for files being uploaded through the SugarSync website."
  81. ^ a b Syncplicity User Manual / About Syncplicity
  82. ^ Cryptography. Tarsnap (2009-09-04). Retrieved on 2013-08-10.
  83. ^ "Tarsnap service is provided using infrastructure from Amazon Web Services". 
  84. ^ "TeamDrive receives Amazon Partner Network Advance Technology Partner Status". 
  85. ^ "Tresorit on Linux". 
  86. ^ "Tresorit Features". 
  87. ^ "Tresorit Pricing Comparison". 
  88. ^ "Encryption for your Backups | Unitrends Incrypt". Unitrends.com. 2012-05-02. Retrieved 2012-10-29. 
  89. ^ UpdateStar - Simplify your software life
  90. ^ Even though UpdateStar allows you to manage your own private key, they also have an Encryption Key Recovery Service. How that exactly works is not clear from the website.
  91. ^ Server Edition
  92. ^ a b Wuala - Technology - Secure Cloud Storage - Backup. Sync. Share. Access Everywhere.
  93. ^ https://support.wuala.com/faq/general/what-is-your-bandwidth-usage-limit/
  94. ^ "Wuala FAQ: What Is the File System Integration?". 
  95. ^ "Wuala Blog - Hottingen: New Style & Full-Feature Set". Wuala.com. 2011-05-23. Retrieved 2012-10-29. 
  96. ^ https://support.wuala.com/2014/06/shifting-to-paid-only-service/
  97. ^ "Wuala Blog - Hirslanden - more storage for everyone!". Wuala.com. 2011-10-04. Retrieved 2012-10-29. 
  98. ^ "Wuala Hybrid Cloud - Now Available!". 
  99. ^ "Console client for Linux". Yandex. Retrieved 2013-10-28. 
  100. ^ Questions and Answers
  101. ^ "Yandex and WebDAV". 
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