Comparison of browser synchronizers

The following tables compare general and technical information for a number of web-based browser synchronizers. Please see the individual products' articles for further information. Unless otherwise specified in footnotes, comparisons are based on the stable versions.

## Contents

* 1 General
* 2 Operating system support
* 3 Syncable Browsers
* 4 Syncable Items
* 5 Features
* 6 History
* 7 See also
* 8 References

## General

Client  | Creator  | Software license  | Latest release

|
|
|

BookmarkSync | Jack Dean  | Proprietary | Windows: 3.0.0 (August 2010; 15 years ago (2010-08)) [±]

Mac OS X: 1.0.4 (September 14, 2005; 20 years ago (2005-09-14)) [±]
BookmarkSync was discontinued some time around 2006.

Opera | Opera Software  | Proprietary | Opera: 100.0.4815.21 (June 20, 2023; 2 years ago (2023-06-20)[1][2][3])
Opera Mini: | Android| 69.0.2254.66073 / 26 April 2023; 3 years ago (2023-04-26)[4]

|

SiteBar | Ondrej Brablc  | GPL | 3.4 12 February 2014; 12 years ago (2014-02-12)
Firefox Sync | Mozilla Foundation | Mozilla Public License |

Google Chrome | Google | Freeware under Google Chrome Terms of Service  |

Pale Moon Sync  | M.C. Straver  | Mozilla Public License | N/A (part of Pale Moon)
Eversync  | Nimbus Web Inc  | Proprietary | Firefox: 15.5.1 (July 5, 2018; 7 years ago (2018-07-05)) [±]

Chrome: 17.1.1 (July 5, 2018; 7 years ago (2018-07-05)) [±]
IE:
Android: 1.11.1 (May 19, 2017; 8 years ago (2017-05-19)) [±]
iOS: 2.6 (October 4, 2016; 9 years ago (2016-10-04)) [±]
Windows Phone:

Client  | Creator  | Software license  | Latest release

## Operating system support

| PC operating system | Mobile operating system |

|
|
|

Client  | Windows | OS X | Linux | FreeBSD | iOS | Android | BlackBerry OS | Symbian | Windows Phone | other
BookmarkSync | Yes  | Yes  | No  | No  | No  | No  | No  | No  | No  | No
Opera Link  | Yes  | Yes  | Yes  | Yes  | Yes  | Yes  | Yes  | Yes  | Yes  | Solaris, Java ME, S60, UIQ3, BREW
Firefox Sync | Yes  | Yes  | Yes  | Yes[5] | Yes  | Yes  | No  | No  | Yes  | OpenSolaris[6]
Eversync  | Yes  | Yes  | Yes  | ?  | Yes  | Yes  | No  | No  | Yes  | No
Client  | Windows | OS X | Linux | FreeBSD | iOS | Android | BlackBerry OS | Symbian | Windows Phone | other

## Syncable Browsers

Client  | Internet Explorer | Microsoft Edge | Mozilla Firefox | Opera | Safari | Google Chrome | other

|
|
|
|
|
|
|

BookmarkSync | Yes  | No  | Yes  | Yes  | Yes (Mac Only)  | No  | SeaMonkey
Opera Link  | No  | No  | No  | Yes  | No  | No  | Opera Mini, Opera Mobile
Firefox Sync | No  | No  | Yes  | No  | No  | No  | Firefox for Mobile[7], SeaMonkey
Eversync  | Yes  | No  | Yes  | Yes  | No  | Yes  | No
Client  | Internet Explorer | Microsoft Edge | Mozilla Firefox | Opera | Safari | Google Chrome | other

## Syncable Items

Client  | Bookmarks | Favicons | Browsing history  | Form history  | Web feed subscriptions  | Search engine plugins  | Passwords  | Dictionary  | Other

|
|
|
|
|
|
|
|
|

BookmarkSync | Yes  | No  | No  | No  | No  | No  | No  | No  | No
Opera Link  | Yes  | Yes  | Yes  | No  | No  | Yes  | Yes  | No  | Personal bar, speed dial, notes, typed browser history, content blocker list
Firefox Sync | Yes  | No, but planned to be added in future[8] | Last 60 days[9] | Yes  | Yes  | No  | Yes  | No  | open tabs, tab groups, personas, preferences, add-ons (up to 25MB by default)[9]
Google Chrome | Yes  | Yes  | Yes  | Yes  | ?  | ?  | Yes  | Yes  | open tabs, add-ons, preferences
Eversync  | Yes  | ?  | ?  | ?  | ?  | ?  | ?  | ?  | open tabs
Client  | Bookmarks | Favicons | Browsing history  | Form history  | Web feed subscriptions  | Search engine plugins  | Passwords  | Dictionary  | Other

## Features

Client  | Encrypted transfer  | Encrypted storage  | Server changing  | Web-based UI  | Exporting  | Link verification  | Duplicate link checker  | Notes

|
|
|
|
|
|
|
|

BookmarkSync | Yes  | No  | Yes  | Yes  | Yes  | Yes  | Yes  | Feb 12, 2012: Sync doesn't work properly.
Opera Link  | Yes[10] | No  | No  | Yes  | Yes  | No  | Yes (only webbased)  |
Firefox Sync | Yes  | Yes  | Yes  | No  | No  | No  | No  | Data is encrypted on the client and not accessible even to Mozilla server operators.[11]
Eversync  | Yes  | ?  | ?  | ?  | ?  | ?  | ?  | ?
Client  | Encrypted transfer  | Encrypted storage  | server changing  | webbased UI  | exporting  | Link Verification  | Duplicate Link Checker  | Notes

## History

History of bookmarks (favorites) sync:

* 2005 - Maxthon 1.3
* 2006 - Google Browser Sync (extension for Firefox)
* 2007 - Opera
* 2007 - Firefox
* 2009 - Google Chrome
* 2012 - Eversync (extension for Firefox)

## See also

* Comparison of online backup services
* Comparison of file hosting services
* Comparison of revision control software
* Comparison of file synchronization software

## References

1. ↑ "Thanks for downloading Opera" (in en-US). Opera Norway. https://download.opera.com/download/get/?partner=www&opsys=Windows. Retrieved 21 June 2023.
2. ↑ "Thanks for downloading Opera" (in en-US). Opera Norway. https://download.opera.com/download/get/?partner=www&opsys=MacOS. Retrieved 21 June 2023.
3. ↑ "Index of /ftp/pub/opera/desktop/100.0.4815.21/" (in en-US). Opera Norway. https://get.opera.com/ftp/pub/opera/desktop/100.0.4815.21/. Retrieved 21 June 2023.
4. ↑ "Opera Mini - fast web browser - Apps on Google Play". 26 April 2023. https://play.google.com/store/apps/details?id=com.opera.mini.native.
5. ↑ "weave port". FreshPorts. 2009-10-09. http://www.freshports.org/www/weave/. Retrieved 2009-08-01.
6. ↑ mconnor (2009-07-29). "Weave 0.5 Released". Mozilla. http://labs.mozilla.com/2009/07/weave-0-5-released/. Retrieved 2009-08-01.
7. ↑ mconnor (2009-06-27). "Weave 0.4.0 Released". Mozilla. https://labs.mozilla.com/2009/06/weave-0-4-0-released/. Retrieved 2009-06-30.
8. ↑ https://wiki.mozilla.org/Services/Sync/FxSync/FaviconSync
9. ↑ 9.0 9.1 "What is Firefox Sync?". Firefox Help. https://support.mozilla.org/en-US/kb/what-firefox-sync#w_how-much-of-my-data-is-synced. Retrieved 11 April 2012.
10. ↑ "Opera Link explained". Opera Software. 7 September 2007. http://my.opera.com/desktopteam/blog/my-opera-synchronization-explained. Retrieved 2009-06-06.
11. ↑ "How secure is my Sync data?". Firefox Help. https://support.mozilla.org/en-US/kb/how-secure-is-my-sync-data. Retrieved 11 April 2012.

* v
* t
* e

Web browsers

Features * standards * protocols

| Features|

* Bookmarks
* Extensions
* Privacy mode
* Sync

|

Web standards|

* HTML
* v5
* CSS
* DOM
* JavaScript
* IndexedDB
* Web storage
* WebAssembly
* WebGL

Protocols|

* HTTP
* v2
* v3
* Cookies
* Encryption
* OCSP
* WebRTC
* WebSocket

Active

| Blink-based|

* Avast Secure Browser
* Beaker
* Blisk
* Brave
* Chrome
* Chromium
* Coc Coc
* Dragon
* Epic
* Falkon
* Kinza
* Maxthon
* Opera
* Otter
* Puffin
* SalamWeb
* Samsung Internet
* Silk
* Sleipnir
* Sputnik
* SRWare
* Torch
* UC
* Vivaldi
* Whale
* Yandex

|

Gecko-based|

* Firefox
* GNU IceCat
* IceDragon
* K-Meleon
* PirateBrowser
* SeaMonkey
* TenFourFox
* Tor
* Waterfox

WebKit-based|

* Dolphin
* Dooble
* GNOME Web
* iCab
* Konqueror
* Midori
* Safari
* surf

Other|

* 360
* Avant
* Basilisk
* CM Browser
* Edge
* eww
* Internet Explorer
* Links
* Lunascape
* Lynx
* NetFront
* NetSurf
* Pale Moon
* QQ browser
* qutebrowser
* SlimBrowser
* w3m

Discontinued

| Gecko-based|

* Beonex Communicator
* Camino
* Classilla
* Conkeror
* Galeon
* Ghostzilla
* Kazehakase
* Kylo
* Lotus
* MicroB
* Minimo
* Mozilla suite
* Pogo
* Strata
* Swiftfox
* Swiftweasel
* Timberwolf
* xB

|

Trident-based|

* AOL
* Deepnet
* GreenBrowser
* MediaBrowser
* MenuBox
* NeoPlanet
* NetCaptor
* SpaceTime
* UltraBrowser
* WebbIE
* ZAC

WebKit-based|

* Arora
* BOLT
* Opera Coast
* Flock
* Fluid
* Google TV
* Iris
* Mercury
* OmniWeb
* Origyn
* QtWeb
* rekonq
* Rockmelt
* Shiira
* Steel
* Browser for Symbian
* Uzbl
* WebPositive
* xombrero

Other|

* abaco
* Amaya
* Arachne
* Arena
* Blazer
* Charon
* Deepfish
* Dillo
* ELinks
* Gazelle
* HotJava
* IBM Home Page Reader
* IBM WebExplorer
* IBrowse
* KidZui
* Line Mode
* Mosaic
* MSN TV
* NetPositive
* Netscape
* Skweezer
* Skyfire
* Teashark
* ThunderHawk
* Vision
* WinWAP
* WorldWideWeb

* Category
* Comparisons
* List

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