1 comparison
1.1 legend
1.2 comments
1.3 versioning
1.4 other features , limitations
1.5 defunct services
comparison
legend
^1 windows/linux/mac/ios/android/blackberry - supported operating systems thick client (native binary application), provide background data transmission , setting services.
^2 0 knowledge - user needs manage own encryption key or password. if lose it, there no way access data. service provider cannot access user s data if required government. backup service providers claim no 1 can access users data though if forced so, entries claiming support of feature should have supporting reference. if backup service has password recovery or reset mechanism allows user access data when lose password or key, proves not have 0 knowledge.
^3 secure key management - if yes, user holds , controls of encryption key. if no, service provider holds , controls encryption key.
^4 payment options/plans:
limited mb plan - pay per computer. additional fee storage on threshold.
unlimited mb plan - pay per computer. storage per computer unlimited.
$/mb plan - pay per unit of storage, unlimited computers may share storage.
^5 cloud hosted net drive - cloud can serve storage on webdav, smb/cifs, nfs, afp or other nas protocol, allowing files streamed cloud. change made cloud accessible applications on clients without needing pre-download (sync) file in full.
^6 p2p storage - data spread on many computers based on peer-to-peer net advantages.
^7 sync - synchronization between computers, and/or mobile devices (pda, mda,...)
^8 public internet file hosting -
^9 restore via physical media -
^10 server location - countries physical servers located. data located.
^11 still in beta version
^12 whether desktop client (if available) can detect , upload changes without scanning files.
^13 many backup services offer limited free plan, personal use. possible increase free backup limit through coupons, referrals, or other means not included in column. column not include free trials available limited period of time.
^14 external hard drive support - can refer alternate backup destination or whether service can external drives.
^15 hybrid online backup works storing data local disk backup can captured @ high speed, , either backup software or d2d2c (disk disk cloud) appliance encrypts , transmits data service provider. recent backups retained locally, speed data recovery operations.
^16 unlimited bw - if bandwidth capping or limits used on accounts.
comments
acronis
up 5 pcs, incremental backups, remote access web
backblaze
data de-duplication; block-level incremental.
barracuda backup service
data de-duplication; real-time hybrid on-site/off-site data back-up.
blaucloud
no user limit each user owncloud instance in encrypted storage.
bullguard backup
5 pc/license, fast upload speeds, mobile access, encrypted transfer , storage, password-protected settings, free 24/7 support.
carbonite
block-level incremental, home or pro editions. iphone/ blackberry/ android app available remotely access data online backup (for pro: users of computer backed up, not available administrator of pro). can manually select files upload larger 4 gb.
cloudberry lab
image & file based backups, data de-duplication, block-level , multiple cloud providers supported.
crashplan
unlimited destinations. data de-duplication; block-level incremental. can run server-free, exchanging backup space friends , family.
datashield
high-level encryption, personalized encryption key, shared cloud drive, sync folder functionality .
dolly drive
cloud storage designed mac. allows users store files exclusively in cloud seamless access on 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 2 gb.
egnyte
delta sync, google docs sync, user , group management
elephantdrive
auto-transfer defunct xdrive.
filesanywhere
mark cuban acquired minority interest in 2006. android, ios, blackberry apps available. dedicated server options available. coolbackup software used backup , sync.
f-secure
[steek acquired f-secure july 2009]
humyo
humyo acquired trend micro , become part of trend micro safesync. humyo no longer accepts new clients.
iaso backup
advanced data reduction technology. data de-duplication mechanism. high level of scalability , cost effectiveness.
icfiles
secure file share storage. proprietary license download client. high level security, soc 2 type ii, iso 27001,27017, 27018, csa, pci, hipaa, cjis, eu model clauses, on request private servers fisma , fedramp.
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 , offsite data backup.
memopal
cross-user de-duplication, delta sync.
mimedia
initial seed via mimedia-owned external hard drive available (no cost, shipping included).
mozy
data de-duplication; block-level incremental. mozy data shuttle physical seeding service available fee.
replicalia
professional backup professional data.
pcloud
data de-duplication. 0 knowledge privacy client-side encryption.
spideroak
data de-duplication. 0 knowledge encryption.
storegrid cloud
byte-level incremental backup, local backup, disk image backup - bmr , physical seeding.
syncplicity
google docs sync, central management business console.
tanibackup (cheap backup)
up 10 tb per standard package. extensible on 300 tb per single account. access via smb/cifs or ssh (including sftp, scp, rsync , on). 100 gb $2 per month.
tarsnap
client source available; data de-duplication; block-level incremental.
teamdrive
store encrypted data on webdav server; supports working offline; files can commented; built-in support conflict resolution.
tencent cloud
tencent offering users 10gb of free cloud storage
unitrends vault2cloud
data de-duplication; hybrid on- , off-premises data backup; physical seeding.
updatestar online backup
data de-duplication; block-level incremental.
usenet backup
is method of storing backup data on usenet.
windows live mesh
replaces windows live sync , windows live folder.
zetta enterprise-grade online backup
supports linux, mac os, , windows, high speed wan optimization, sas 70 certified data centers.
zmanda cloud backup
available in german , japanese languages, supports ms sql server, ms exchange, sharepoint, mysql database, system state, oracle.
versioning
any changes can undone, , files can undeleted.
acronis
supports detailed history of changes files browsing date or version number.
backblaze
old versions of files kept 30 days.
blaucloud
keeps old version if versioning app activated (included in plans free) until users runs out of storage.
box
versioning included in paid subscription
carbonite
keeps old versions 3 months. keeps 1 version each day of past week, 1 version each of previous 3 weeks, , 1 version each of previous 2 months file has been backed up. versioning available pc computers only; not available mac.
crashplan
options: all, or staged (daily, weekly, etc.).
cubby
all previous versions , deleted files kept until explicitly removed user or user runs out of space. deleted files , previous versions count towards storage limit.
dolly drive
yes. keeps unlimited versions of files.
dropbox
by default, dropbox saves history of deleted , earlier versions of files 30 days dropbox accounts.
dropmysite
provides incremental backups ability download every snapshot.
elephantdrive
any number of versions can kept amount of time.
google drive
old versions of files kept 30 days or 100 revisions. revisions can set not automatically deleted.
iaso backup
all versions of files can kept different periods of time, starting 1 month 1 year or more.
icfiles
no files kept after delete, auto delete clears @ every 24 hours.
idrive
up 10 old versions of files kept forever (until explicitly removed).
mozy
old version of files kept 30 days. pro 60 days, enterprise 90 days.
pcloud
versioning included free (30 days) , paid plans (180 days). deleted files can restored within same timeframes.
powerfolder
five versions kept online. in client configurable how many versions store locally.
sos online backup (infrascale)
all versions kept. largest counts towards storage limit.
spideroak
all versions kept. files can undeleted.
sugarsync
five versions kept. recent version of each of existing files deleted files count towards storage limit.
sync.com
sync.com saves history of deleted , earlier versions of files, 30 days free accounts, indefinitely premium plans.
syncplicity
old versions of files, deleted files, kept 30 days. configurable business or enterprise-class services.
teamdrive
all previous versions kept , can restored.
tresorit
versioning included in paid subscription
zetta enterprise-grade online backup
all versions kept. files can undeleted.
other features , limitations
other notable limitations or features.
baidu cloud
must registered verified phone first.
box
performance degrades after 10,000 files in sync folder. technical limit of 40,000 files in sync folder. not sync .tmp files, outlook pst files, hidden files (hidden folders synced), or file or folder \/*? :<>| in name.
dropbox
performance degrades more 300,000 files in sync folder. soft limit.
pcloud
can exclude file types (e.g., .tmp files) file type exclusion filter.
sugarsync
limited 80,000 files per top level sync folder. workaround, can create multiple syncing folders, each top level folder limited 80k files. also, microsoft outlook , apple itunes databases unsupported.
trustbox
a 3-layer encrypted storage supports privacy unlimited file version retrieval. restore file point in time.
defunct services
altdrive discontinued on february 28, 2017
bitcasa closed services in february 2017.
copy discontinued on may 1, 2016
dell datasafe discontinued on june 11, 2015.
drop.io
norton zone discontinued on july 7, 2014.
streamload aka mediamax
ubuntu 1 discontinued on june 1, 2014.
windows live mesh
wuala discontinued on november 15, 2015.
xdrive
zumodrive
^ https://www.grc.com/sn/sn-349.htm
^ acronis true image . web acronis true image. retrieved 8 october 2016.
^ how backblaze uses encryption protect data
^ barracuda backup service - integrated local , offsite backup . barracudanetworks.com. 2009-02-09. retrieved 2012-10-29.
^ 百度网盘 帮助中心 . baidu.com. retrieved 2017-02-09.
^ https://yun.baidu.com/buy/center?tag=4&from=#question=diff-vip
^ how mount box on linux
^ how establish webdav connection in gnome3
^ box enterprise it: security leadership in cloud . box.com. retrieved 2012-10-29.
^ box , webdav .
^ box feature comparison .
^ managing private encryption key
^ bandwidth allocation archived 2012-07-14 @ archive.is, retrieved 2012-01-25
^ archived copy . archived original on 2014-09-03. retrieved 2014-08-29.
^ homepremier , business plans only: archived copy . archived original on 2011-06-18. retrieved 2011-11-20.
^ homeplus, homepremier , business plans only: archived copy . archived original on 2011-06-18. retrieved 2011-11-20.
^ network drive (webdav) .
^ backup software, best windows backup software features - comodo backup . backup.comodo.com. retrieved 2012-10-29.
^ pro faqs . crashplan pro. codefortytwo software. retrieved 2014-05-02.
^ archive encryption key security . crashplan. codefortytwo software. october 25, 2013. retrieved 25 october 2013.
^ http://support.crashplan.com/doku.php/faq/mozy#are_crashplan_unlimited_plans_really_unlimited, throttled setting default http://support.crashplan.com/doku.php/reference_guide/settings#network
^ consumer next steps . 2017-08-22. retrieved 2017-08-24.
^ reference:real_time_backups [crashplan support site] . support.crashplan.com. archived original on 2012-10-15. retrieved 2012-10-29.
^ us, code 42 software
^ https://support.code42.com/crashplan/4/backup/back_up_external_hard_drives
^ dropbox lied users data security, complaint ftc alleges | threat level | wired.com
^ encrypt files on client-side before uploading dropbox | diggfreeware.com
^ security & privacy - online storage protection , secure file sharing egnyte cloud file server
^ egnyte map drive .
^ linux | elephantdrive. home.elephantdrive.com. retrieved on 2013-08-10.
^ download android app | elephantdrive. home.elephantdrive.com (2011-12-09). retrieved on 2013-08-10.
^ personal key in encryption settings? : knowledge base , support center
^ elephantdrive: how set trunk (mapped) drive? .
^ everywhere folder : desk. support.elephantdrive.com (2012-07-05). retrieved on 2013-08-10.
^ tutorials. vault.elephantdrive.com. retrieved on 2013-08-10.
^ clicking clean: how companies creating green internet (pdf). greenpeace. archived original (pdf) on 2014-05-28. retrieved 2014-06-15.
^ elephantdrive data physically stored? . 2009-09-04. retrieved 2014-06-15.
^ security : support center . support.filesanywhere.com. 2011-05-20. retrieved 2012-10-29.
^ privacy policy : support center
^ filesanywhere webdav drive mapping .
^ google drive coming linux
^ teresa wu, community manager google drive apps promised linux client in apr 2012
^ google drive linux screenshots leak after years of promises
^ g suite business
^ google docs, sheets, , slides size limits files upload don’t convert google docs, sheets, or slides format can 5tb each.
^ google green - renewable energy
^ http://www.handybackup.net/online-backup.shtml
^ trutbox encryption . trutbox. retrieved 2017-03-27.
^ secure ip backup | best backup software | iaso backup technology . iaso.com. archived original on 2012-10-29. retrieved 2012-10-29.
^ icloud storage plans , pricing - apple support . retrieved 15 october 2017.
^ apps backup pc, mac, linux, servers, ios, android , windows phone idrive® cloud . archived original on 15 october 2017. retrieved 15 october 2017.
^ idrive® features multiple device backup, hybrid backup , more.. archived original on 15 october 2017. retrieved 15 october 2017.
^ idrive® pricing plans . retrieved 15 october 2017.
^ infinit . infinit.io. retrieved 2012-10-29.
^ iperius backup . enter srl.
^ intronis rates .
^ intronis echoshare secures file sharing, collaboration smbs .
^ intronis introduces backup , restore echoplatform .
^ jumpshare landing page . jumpshare. jumpshare, inc. retrieved 29 october 2015.
^ general . jumpshare. jumpshare, inc.
^ encryption , account keys : jungle disk support
^ jungle disk webdav .
^ amazon aws: jungle disk .
^ online backups, hard drive backup, windows backup | keepvault
^ http://forums.proxure.com/viewtopic.php?t=2141, http://forums.proxure.com/viewtopic.php?t=1389
^ livedrive webdav access .
^ provide user controlled encryption (uce) you, user, control keys.
^ security – memopal archived 2009-04-27 @ wayback machine.
^ http://www.memopal.com/en/supportfaq/i-have-lost-my-password—can-i-retrieve-it.htm
^ how secure data? . support.mimedia.com. archived original on 2012-07-15. retrieved 2012-10-29.
^ mimedia support webdav or ftp? . support.mimedia.com. retrieved 2017-03-30.
^ mozy help : understanding mozyhome encryption
^ limit on file size? - mozy community . community.mozy.com. retrieved 2012-10-29.
^ storage made easy supports onedrive
^ microsoft skydrive android app available
^ skydrive secure storage features, microsoft monitoring, censoring skydrive uploads? | wmpoweruser
^ cloud storage security | pcloud . retrieved 15 october 2017.
^ encrypted cloud storage & cloud encryption software | pcloud . retrieved 15 october 2017.
^ pcloud features - unlimited capabilities . retrieved 15 october 2017.
^ pcloud features - learn more file sharing . retrieved 15 october 2017.
^ how can more free space? . pcloud.com. retrieved 15 october 2017.
^ spideroak use encryption when storing , transferring data? .
^ company refers no knowledge
^ spideroak faq: spideroak can not map network drives . archived original on 2014-03-31.
^ https://spideroak.com/manual/preferences archived 2014-02-24 @ wayback machine.
^ data , file security - secure online backup – sugarsync
^ sugarsync password recovery
^ max file size upload? there no maximum file size limit adding file through sugarsync manager application. however, there 100mb limit files being uploaded through sugarsync website.
^ syncplicity user manual / syncplicity archived 2012-01-13 @ wayback machine.
^ cryptography. tarsnap (2009-09-04). retrieved on 2013-08-10.
^ tarsnap service provided using infrastructure amazon web services .
^ http://www.teamdrive.com/en/features-overview/
^ teamdrive receives amazon partner network advance technology partner status .
^ tresorit on linux .
^ https://tresorit.com/security
^ https://support.tresorit.com/hc/en-us/articles/219312887-how-to-enable-tresorit-drive-
^ tresorit features .
^ tresorit pricing comparison .
^ encryption backups | unitrends incrypt . unitrends.com. 2012-05-02. retrieved 2012-10-29.
^ updatestar - simplify software life
^ though updatestar allows manage own private key, have encryption key recovery service. how works not clear website.
^ server edition
^ console client linux . yandex. retrieved 2013-10-28.
^ questions , answers
^ yandex , webdav .
^ zetta.net enterprise cloud backup - 1 console server backup jobs . zetta.net. 2013-11-13. retrieved 2013-11-13.
^ zetta.net - pricing . zetta.net. 2013-11-13. retrieved 2013-11-13.
^ zetta , webdav .
^ zetta.net - architecture . zetta.net. 2013-11-13. retrieved 2013-11-13.
^ zcb faq. zmanda.com. retrieved on 2013-08-10.
^ zmanda cloud storage options .
^ internet security: keys cloud castle | economist
^ why use jungle disk , tarsnap — evil routers
^ snowden: dropbox hostile privacy, unlike 0 knowledge spideroak | technology | theguardian.com
^ tencent 10gb . tencent. retrieved january 29, 2017.
^ usenet backup . wikihow.com. retrieved 2012-01-26.
^ http://www.dropbox.com/help/122/en 12/2013
^ recovering older versions of files . mozy. archived original on april 4, 2015. retrieved may 21, 2013.
^ box sync 3.x behavior, limitations, , recommendations .
^ how many files can store in dropbox? .
^ ignore file patterns mean .
^ sugarsync desktop app limitations .
^ trustbox backup .
^ home . archived original on 15 september 2017. retrieved 15 september 2017.
^ https://www.bitcasa.com/
^ copy , cubadrive end-of-life .
^ dell™ datasafe online service shut down on june 11, 2015 . archived original on june 25, 2014.
^ norton zone end of life faq .
^ ubuntu 1 file services have been shut down .
^ wuala shutdown notice . archived original on 2015-08-18.
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