This is a comparison of online backup services.
Online backup is a special kind of online storage service; however, various products that are designed for file storage may not have features or characteristics that others designed for backup have. Online Backup usually requires a backup client program. A browser-only online storage service is usually not considered a valid online backup service.
Online folder sync services can be used for backup purposes. However, some Online Folder Sync services may not provide a safe Online Backup. If a file is accidentally locally corrupted or deleted, it depends on the versioning features of a Folder Sync service, whether this file will still be retrievable.
Provider | Windows 1 | Linux 1 | Mac 1 | Android 1 | iOS 1 | Encrypted storage | Zero knowledge 2 | Secure Key Management 3 [1] | Limited MB plan 4 | Unlimited MB plan 4 | $/ MB plan 4 | Unlimited BW 16 | Provider | Cloud hosted Net Drive 5 | Sync 7 | Autodetect changes 12 | Public file hosting 8 | physical media restore 9 | Server location(s) 10 | Free online storage (non-trial) 13 | Maximum per-file size | External hard drive support 14 | Hybrid Option 15 | Green Hosting | OpenSaaS |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Backblaze | Yes | B2 only | Yes | Yes | Yes | Yes [2] | No [2] Company must be given passphrase (to private key) to restore any data. | No | No | Yes | No | No | Backblaze | Yes | Yes | Yes | United States, Europe | 10 GB [3] | No limit | Yes | No | ||||
Baidu Cloud | Yes | Yes | Yes | Yes | Yes | Yes [4] | No | ? | No | No | Yes | Baidu | Yes | Yes | Yes | China | 2 TB | 4 GB (Non-member) 10 GB (Member) 20 GB (Super Member). [5] | ? | ||||||
Barracuda Backup Service | Yes | Yes | Yes | Yes [6] | No | ? | No fee per computer | No | Yes | Barracuda Backup Service | Yes[ citation needed] | Yes | No | Yes | United States, Canada, APAC, Europe | No | ? | ||||||||
Box | Yes | Partial (no offline sync, access through DAV server) [7] [8] | Yes | Yes | Yes | Yes [9] | No [9] | ? | Yes | No | Box | Yes [10] | Yes [11] | Yes | United States | 10 GB | 250 MB (Free) 5 GB (Paid) | ||||||||
Carbonite | Yes | No | Yes | Yes | Yes | Yes | Partial, optional for Windows only [12] | ? | Yes (Business only) | Yes (Home only) | No [13] | Yes [14] | Carbonite | Yes | Yes | Yes [15] | United States | No | 4 GB | Yes [16] | Yes | ||||
CloudMe | Yes | Yes | Yes | Yes | Yes | No, but 3rd party apps available[ citation needed] | ? | No | Yes | CloudMe | Yes [17] | Yes | Yes | Sweden | 3 GB | 150 MB (Free Accounts) No limit (Premium Accounts) | No Limit | No | |||||||
Comodo Backup | Yes | No | No | Yes [18] | No | ? | Yes | No | Yes (5) | Comodo Backup | No | No | No | United States | No | ||||||||||
CrashPlan | Yes | Yes | Yes | Yes | Yes | Yes [19] | Yes, except for web restore [20] | Yes | Yes, 10TB | No | No | Yes [21] | CrashPlan | No | No | Yes [22] | No | No | United States, Australia [23] | No | No Limit | Yes [24] | No | ||
Dropbox | Yes | Does not work on filesystems other than ext4 and btrfs | Yes | Yes | Yes | Yes | No [25] | ? | Yes | Dropbox | No | Yes | Yes | Yes | 2 GB | No Limit [26] | Yes [27] | No | |||||||
Dropmysite | Yes | Yes | Yes | Yes | No | ? | Yes | No | No | Yes | Dropmysite | Yes | Yes | Yes | Global | 2 GB | No limit | ? | |||||||
Egnyte | Yes | Yes | Yes | Optional [28] | Optional [28] | ? | Egnyte | Yes [29] | Yes | Yes | Yes | United States | No | No limit | ? | ||||||||||
ElephantDrive | Yes | Yes [30] | Yes | Yes [31] | Yes | Optional (off by default) [32] | ? | Yes | No | ElephantDrive | Yes [33] | Yes [34] | Yes | Yes [35] | United States | 2 GB | Yes | ? | No, Amazon AWS [36] [37] | ||||||
Google Drive | Yes | No, no provider-sanctioned Linux support. [38] [39] [40] | Yes | Yes | Yes | Yes | No | ? | No, Limited to 5 TB per user. See comments for details. [41] | Yes | Yes | Google Drive | No | Yes | Yes | Yes | United States, Worldwide | 15 GB | 5 TB [42] | Yes: 78% (supplied) 100% (matched) [43] | No | ||||
iCloud | Yes | No | Yes | No | Yes | Yes | No | ? | No | No | Yes | iCloud | ? | Yes | ? | ? |
China for mainland China accounts;
[44] unknown for others |
1 GB (everyone) [45] 5 GB (Apple users only) [46] | Yes, 94% [36] | No | |||||
iDrive | Yes | Yes, but one has to manually run perl scripts. [47] | Yes | Yes | Yes | Yes [48] | Optional (excludes web interface) [49] | No | No | Yes [50] | iDrive | Yes | Yes | Yes | Yes | unknown | 5 GB | Yes | |||||||
Infrascale | Yes | Yes | Yes | Yes | Yes | Yes | Optional | Optional | Yes | Yes | No | Yes | Infrascale | No | Yes | Yes | Yes | Yes | United States, Canada, United Kingdom, South Africa, Australia, New Zealand, Jamaica | No | No limit | Yes | Optional | ||
Jumpshare | Yes | No | Yes | No | Yes | Yes [51] | Yes | No | No | Yes [52] | Jumpshare | Yes | Yes | Yes | No | United States, Europe | 2 GB | 250 MB on free, Unlimited on Jumpshare Plus | Yes: 75% (supplied) 100% (matched) [53] | ||||||
Jungle Disk | Yes | Yes | Yes | Yes | Yes | Yes [54] | Yes [54] | Yes | Yes | Yes | Jungle Disk | Yes [55] | Yes | Yes | Yes | United States, Europe | No | No limit in Backup Vault | Yes | Partial, Amazon AWS [36] [56] or Rackspace Cloud Files. | |||||
KeepVault | Yes | No | No | Yes [57] | ? | Yes | No | Yes | KeepVault | Yes | United States | 20 GB | |||||||||||||
Livedrive | Yes | No | Yes | Yes | Yes | No | No | ? | Yes | Online Backup only | No | Yes | Livedrive | Yes (paid-only) [58] | Yes [59] | Yes | Yes | Yes | United Kingdom | No | No limit | Yes | |||
MediaFire | Yes | Upload only [1] | Yes | Yes | Yes | No | No | ? | Yes | No | Yes | Yes | MediaFire | No | Yes | Yes | Yes | United States | 10 GB | No Limit | No | No | |||
MEGA | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes [60] | Yes | No | Yes | Yes | Mega Ltd. | No | Yes | Yes, using MEGA Desktop App | Yes | No | Europe, New Zealand | 20 GB | No limit | No | No | ||
MiMedia | Yes | No | No | Yes [61] | No | ? | Yes | No | Yes | Yes | MiMedia | No [62] | No | Yes | No | No | United States | 7 GB | 3 GB | Yes | |||||
OneDrive | Yes | No, see note [63] | Yes | Yes [64] | Yes | Yes [65] | No | ? | Yes | No | OneDrive | No | Yes | 5 GB for new users, 25 GB for older users | 100 GB [66] | Yes: 75% sourced 100% matched | No | ||||||||
SpiderOak | Yes | Yes | Yes | Download Only | Download Only | Yes [67] | Yes [68] | ? | Yes | Business only (min 10 users) | Yes | Yes | SpiderOak | No [69] | Yes | Yes | Yes | (2 GB free for 60 days only) | No limit | Yes | Yes [70] | No | |||
SugarSync | Yes | No | Yes | Yes | Yes | Yes [71] | No [72] | ? | Yes | No | No | SugarSync | Yes | Yes | Yes (SugarSync account needed for folders) | No | 100 MB (web) No limit (client app) [73] | ||||||||
Syncplicity | Yes | No | Yes | Yes | Yes | Yes [74] | No [74] | ? | Yes | Syncplicity | Yes | Yes | Yes | United States | 10 GB | ||||||||||
Tarsnap | Yes via Cygwin | Yes | Yes | No | No | Yes | Yes [75] | ? | No | No | Yes | Tarsnap | No | No | No, Amazon AWS [36] [76] | No | |||||||||
Tresorit | Yes | Yes [77] | Yes | Yes | Yes | Yes | Yes | Yes [78] | Yes | No | Yes | Yes | Tresorit | Yes [79] | Yes | Yes | Yes | No | Ireland, Netherlands [80] | 3 GB [81] | 0.5 GB (free), 10 GB (paid) [82] | Yes | No | ||
Unitrends Vault2Cloud | Yes | Yes | Yes | Yes [83] | No | ? | No | Yes | Yes | Unitrends Vault2Cloud | Yes[ citation needed] | Yes | No | Yes | United States | No | |||||||||
Yandex.Disk | Yes | Yes [84] | Yes | Yes | Yes | No [85] | No | ? | Yes | Yandex.Disk | Yes [86] | Yes | Yes | Yes | Russia | 10 GB | 50 GB | ||||||||
Zmanda Cloud Backup | Yes | No | No | Optional [87] | Optional [87] | ? | Yes | Zmanda Cloud Backup | Yes[ citation needed] | Yes | United States, Europe, Singapore, Japan | No limit | Yes | Yes | Partial, Amazon AWS or Google Cloud Storage [36] [88] |
Any changes can be undone, and files can be undeleted.
Other notable limitations or features.
Web-only iCloud accounts are limited to 1GB of storage.
This is a comparison of online backup services.
Online backup is a special kind of online storage service; however, various products that are designed for file storage may not have features or characteristics that others designed for backup have. Online Backup usually requires a backup client program. A browser-only online storage service is usually not considered a valid online backup service.
Online folder sync services can be used for backup purposes. However, some Online Folder Sync services may not provide a safe Online Backup. If a file is accidentally locally corrupted or deleted, it depends on the versioning features of a Folder Sync service, whether this file will still be retrievable.
Provider | Windows 1 | Linux 1 | Mac 1 | Android 1 | iOS 1 | Encrypted storage | Zero knowledge 2 | Secure Key Management 3 [1] | Limited MB plan 4 | Unlimited MB plan 4 | $/ MB plan 4 | Unlimited BW 16 | Provider | Cloud hosted Net Drive 5 | Sync 7 | Autodetect changes 12 | Public file hosting 8 | physical media restore 9 | Server location(s) 10 | Free online storage (non-trial) 13 | Maximum per-file size | External hard drive support 14 | Hybrid Option 15 | Green Hosting | OpenSaaS |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Backblaze | Yes | B2 only | Yes | Yes | Yes | Yes [2] | No [2] Company must be given passphrase (to private key) to restore any data. | No | No | Yes | No | No | Backblaze | Yes | Yes | Yes | United States, Europe | 10 GB [3] | No limit | Yes | No | ||||
Baidu Cloud | Yes | Yes | Yes | Yes | Yes | Yes [4] | No | ? | No | No | Yes | Baidu | Yes | Yes | Yes | China | 2 TB | 4 GB (Non-member) 10 GB (Member) 20 GB (Super Member). [5] | ? | ||||||
Barracuda Backup Service | Yes | Yes | Yes | Yes [6] | No | ? | No fee per computer | No | Yes | Barracuda Backup Service | Yes[ citation needed] | Yes | No | Yes | United States, Canada, APAC, Europe | No | ? | ||||||||
Box | Yes | Partial (no offline sync, access through DAV server) [7] [8] | Yes | Yes | Yes | Yes [9] | No [9] | ? | Yes | No | Box | Yes [10] | Yes [11] | Yes | United States | 10 GB | 250 MB (Free) 5 GB (Paid) | ||||||||
Carbonite | Yes | No | Yes | Yes | Yes | Yes | Partial, optional for Windows only [12] | ? | Yes (Business only) | Yes (Home only) | No [13] | Yes [14] | Carbonite | Yes | Yes | Yes [15] | United States | No | 4 GB | Yes [16] | Yes | ||||
CloudMe | Yes | Yes | Yes | Yes | Yes | No, but 3rd party apps available[ citation needed] | ? | No | Yes | CloudMe | Yes [17] | Yes | Yes | Sweden | 3 GB | 150 MB (Free Accounts) No limit (Premium Accounts) | No Limit | No | |||||||
Comodo Backup | Yes | No | No | Yes [18] | No | ? | Yes | No | Yes (5) | Comodo Backup | No | No | No | United States | No | ||||||||||
CrashPlan | Yes | Yes | Yes | Yes | Yes | Yes [19] | Yes, except for web restore [20] | Yes | Yes, 10TB | No | No | Yes [21] | CrashPlan | No | No | Yes [22] | No | No | United States, Australia [23] | No | No Limit | Yes [24] | No | ||
Dropbox | Yes | Does not work on filesystems other than ext4 and btrfs | Yes | Yes | Yes | Yes | No [25] | ? | Yes | Dropbox | No | Yes | Yes | Yes | 2 GB | No Limit [26] | Yes [27] | No | |||||||
Dropmysite | Yes | Yes | Yes | Yes | No | ? | Yes | No | No | Yes | Dropmysite | Yes | Yes | Yes | Global | 2 GB | No limit | ? | |||||||
Egnyte | Yes | Yes | Yes | Optional [28] | Optional [28] | ? | Egnyte | Yes [29] | Yes | Yes | Yes | United States | No | No limit | ? | ||||||||||
ElephantDrive | Yes | Yes [30] | Yes | Yes [31] | Yes | Optional (off by default) [32] | ? | Yes | No | ElephantDrive | Yes [33] | Yes [34] | Yes | Yes [35] | United States | 2 GB | Yes | ? | No, Amazon AWS [36] [37] | ||||||
Google Drive | Yes | No, no provider-sanctioned Linux support. [38] [39] [40] | Yes | Yes | Yes | Yes | No | ? | No, Limited to 5 TB per user. See comments for details. [41] | Yes | Yes | Google Drive | No | Yes | Yes | Yes | United States, Worldwide | 15 GB | 5 TB [42] | Yes: 78% (supplied) 100% (matched) [43] | No | ||||
iCloud | Yes | No | Yes | No | Yes | Yes | No | ? | No | No | Yes | iCloud | ? | Yes | ? | ? |
China for mainland China accounts;
[44] unknown for others |
1 GB (everyone) [45] 5 GB (Apple users only) [46] | Yes, 94% [36] | No | |||||
iDrive | Yes | Yes, but one has to manually run perl scripts. [47] | Yes | Yes | Yes | Yes [48] | Optional (excludes web interface) [49] | No | No | Yes [50] | iDrive | Yes | Yes | Yes | Yes | unknown | 5 GB | Yes | |||||||
Infrascale | Yes | Yes | Yes | Yes | Yes | Yes | Optional | Optional | Yes | Yes | No | Yes | Infrascale | No | Yes | Yes | Yes | Yes | United States, Canada, United Kingdom, South Africa, Australia, New Zealand, Jamaica | No | No limit | Yes | Optional | ||
Jumpshare | Yes | No | Yes | No | Yes | Yes [51] | Yes | No | No | Yes [52] | Jumpshare | Yes | Yes | Yes | No | United States, Europe | 2 GB | 250 MB on free, Unlimited on Jumpshare Plus | Yes: 75% (supplied) 100% (matched) [53] | ||||||
Jungle Disk | Yes | Yes | Yes | Yes | Yes | Yes [54] | Yes [54] | Yes | Yes | Yes | Jungle Disk | Yes [55] | Yes | Yes | Yes | United States, Europe | No | No limit in Backup Vault | Yes | Partial, Amazon AWS [36] [56] or Rackspace Cloud Files. | |||||
KeepVault | Yes | No | No | Yes [57] | ? | Yes | No | Yes | KeepVault | Yes | United States | 20 GB | |||||||||||||
Livedrive | Yes | No | Yes | Yes | Yes | No | No | ? | Yes | Online Backup only | No | Yes | Livedrive | Yes (paid-only) [58] | Yes [59] | Yes | Yes | Yes | United Kingdom | No | No limit | Yes | |||
MediaFire | Yes | Upload only [1] | Yes | Yes | Yes | No | No | ? | Yes | No | Yes | Yes | MediaFire | No | Yes | Yes | Yes | United States | 10 GB | No Limit | No | No | |||
MEGA | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes [60] | Yes | No | Yes | Yes | Mega Ltd. | No | Yes | Yes, using MEGA Desktop App | Yes | No | Europe, New Zealand | 20 GB | No limit | No | No | ||
MiMedia | Yes | No | No | Yes [61] | No | ? | Yes | No | Yes | Yes | MiMedia | No [62] | No | Yes | No | No | United States | 7 GB | 3 GB | Yes | |||||
OneDrive | Yes | No, see note [63] | Yes | Yes [64] | Yes | Yes [65] | No | ? | Yes | No | OneDrive | No | Yes | 5 GB for new users, 25 GB for older users | 100 GB [66] | Yes: 75% sourced 100% matched | No | ||||||||
SpiderOak | Yes | Yes | Yes | Download Only | Download Only | Yes [67] | Yes [68] | ? | Yes | Business only (min 10 users) | Yes | Yes | SpiderOak | No [69] | Yes | Yes | Yes | (2 GB free for 60 days only) | No limit | Yes | Yes [70] | No | |||
SugarSync | Yes | No | Yes | Yes | Yes | Yes [71] | No [72] | ? | Yes | No | No | SugarSync | Yes | Yes | Yes (SugarSync account needed for folders) | No | 100 MB (web) No limit (client app) [73] | ||||||||
Syncplicity | Yes | No | Yes | Yes | Yes | Yes [74] | No [74] | ? | Yes | Syncplicity | Yes | Yes | Yes | United States | 10 GB | ||||||||||
Tarsnap | Yes via Cygwin | Yes | Yes | No | No | Yes | Yes [75] | ? | No | No | Yes | Tarsnap | No | No | No, Amazon AWS [36] [76] | No | |||||||||
Tresorit | Yes | Yes [77] | Yes | Yes | Yes | Yes | Yes | Yes [78] | Yes | No | Yes | Yes | Tresorit | Yes [79] | Yes | Yes | Yes | No | Ireland, Netherlands [80] | 3 GB [81] | 0.5 GB (free), 10 GB (paid) [82] | Yes | No | ||
Unitrends Vault2Cloud | Yes | Yes | Yes | Yes [83] | No | ? | No | Yes | Yes | Unitrends Vault2Cloud | Yes[ citation needed] | Yes | No | Yes | United States | No | |||||||||
Yandex.Disk | Yes | Yes [84] | Yes | Yes | Yes | No [85] | No | ? | Yes | Yandex.Disk | Yes [86] | Yes | Yes | Yes | Russia | 10 GB | 50 GB | ||||||||
Zmanda Cloud Backup | Yes | No | No | Optional [87] | Optional [87] | ? | Yes | Zmanda Cloud Backup | Yes[ citation needed] | Yes | United States, Europe, Singapore, Japan | No limit | Yes | Yes | Partial, Amazon AWS or Google Cloud Storage [36] [88] |
Any changes can be undone, and files can be undeleted.
Other notable limitations or features.
Web-only iCloud accounts are limited to 1GB of storage.