MarkSyncr Firefox

Download MarkSyncr

Download MarkSyncr (current and past versions) for Firefox
Latest Version: 0.8.33 Updated: 3 months ago

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MarkSyncr is available to install from Firefox Add-ons Store and for download from this page.
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Available versions

You can find the current and older versions of MarkSyncr here. You can download the archived versions or inspect their source codes.

As a free user, you can download up to 3 latest versions.
Upgrade to download older versions
VersionDownloadSizeDownload countTimestamp
0.8.33XPI · ZIP · Source code221.55KB02026-04-25
0.8.32XPI · ZIP · Source code220.40KB02026-03-20
0.8.31XPI · ZIP · Source code219.72KB02026-03-19
0.8.29Paid users only219.30KB02026-03-11
0.8.28Paid users only218.73KB02026-03-07
0.8.26Paid users only218.14KB02026-03-04
0.8.24Paid users only217.00KB02026-03-03
0.8.22Paid users only216.99KB02026-02-15
0.8.20Paid users only215.30KB02026-02-13
0.8.15Paid users only214.37KB02026-02-07
0.8.12Paid users only214.08KB02026-02-06
0.8.1Paid users only214.08KB02026-02-06
0.7.7Paid users only213.67KB02026-01-31
0.7.6Paid users only213.04KB02026-01-30
0.7.4Paid users only212.64KB02026-01-30
0.5.2Paid users only208.59KB02026-01-10
0.5.1Paid users only208.60KB02026-01-07
0.4.2Paid users only205.94KB02026-01-04
0.3.1Paid users only191.35KB02026-01-02
0.2.0Paid users only190.39KB02025-12-30
0.1.0Paid users only182.29KB02025-12-26
0.8.33 221.55KB
2026-04-25 · 0 downloads
0.8.32 220.40KB
2026-03-20 · 0 downloads
0.8.31 219.72KB
2026-03-19 · 0 downloads
0.8.29 219.30KB
2026-03-11 · 0 downloads
0.8.28 218.73KB
2026-03-07 · 0 downloads
0.8.26 218.14KB
2026-03-04 · 0 downloads
0.8.24 217.00KB
2026-03-03 · 0 downloads
0.8.22 216.99KB
2026-02-15 · 0 downloads
0.8.20 215.30KB
2026-02-13 · 0 downloads
0.8.15 214.37KB
2026-02-07 · 0 downloads
0.8.12 214.08KB
2026-02-06 · 0 downloads
0.8.1 214.08KB
2026-02-06 · 0 downloads
0.7.7 213.67KB
2026-01-31 · 0 downloads
0.7.6 213.04KB
2026-01-30 · 0 downloads
0.7.4 212.64KB
2026-01-30 · 0 downloads
0.5.2 208.59KB
2026-01-10 · 0 downloads
0.5.1 208.60KB
2026-01-07 · 0 downloads
0.4.2 205.94KB
2026-01-04 · 0 downloads
0.3.1 191.35KB
2026-01-02 · 0 downloads
0.2.0 190.39KB
2025-12-30 · 0 downloads
0.1.0 182.29KB
2025-12-26 · 0 downloads

Install XPI file

An XPI file, short for "XPInstall," is a compressed file format used primarily by Mozilla applications, like Firefox and Thunderbird, to distribute and install add-ons or extensions. These files are similar in function to CRX files for Chrome but cater to the Mozilla ecosystem.
  • Simply drag-and-drop the XPI into Firefox to install the add-on.

Install ZIP file

  • Download the MarkSyncr ZIP file.
  • In Firefox browser, go to about:addons to open Add-ons Manager
  • Click on ⚙, Install Add-on From File
  • Select the MarkSyncr ZIP file from step 1. MarkSyncr is now installed on your browser.

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