Download heatsync

Name: heatsync
Author: heatsync

By: heatsync Add-on

Download heatsync (current and past versions) for Firefox

Latest Version: 1.7.39 Updated: a day ago

Ready to install?

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

View source code

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Total downloads

Available versions

You can find the current and older versions of heatsync 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

Version	Download	Size	Timestamp
1.7.39	XPI · ZIP · Source code	1.79MB	2026-07-27
1.7.37	XPI · ZIP · Source code	1.78MB	2026-07-24
1.7.36	XPI · ZIP · Source code	1.77MB	2026-07-24
1.7.33	Paid users only	1.76MB	2026-07-22
1.7.30	Paid users only	1.73MB	2026-07-21
1.7.29	Paid users only	1.69MB	2026-07-18
1.7.26	Paid users only	1.66MB	2026-07-15
1.7.23	Paid users only	1.71MB	2026-07-12
1.6.8	Paid users only	926.71KB	2026-07-08

2026-07-27 · 0 downloads

XPI ZIP Source code

2026-07-24 · 0 downloads

XPI ZIP Source code

2026-07-24 · 0 downloads

XPI ZIP Source code

2026-07-22 · 0 downloads

Paid users only

2026-07-21 · 0 downloads

Paid users only

2026-07-18 · 0 downloads

Paid users only

2026-07-15 · 0 downloads

Paid users only

2026-07-12 · 0 downloads

Paid users only

2026-07-08 · 0 downloads

Paid users only

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