Download September Calling

Name: September Calling
Author: MaDonna

By: MaDonna nature

Download September Calling (current and past versions) for Firefox

Latest Version: 4.0 Updated: a year ago

Ready to install?

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

View source code

Daily users

5.0

2 ratings

Total downloads

Available versions

You can find the current and older versions of September Calling 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	Download count	Timestamp
4.0	XPI · ZIP · Source code	108.77KB	0	2025-09-25
3.0	XPI · ZIP · Source code	108.67KB	0	2019-05-13

2025-09-25 · 0 downloads

XPI ZIP Source code

2019-05-13 · 0 downloads

XPI ZIP Source code

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