Calculator

A simple calculator that remembers your last calculation. You can close it at any time and reopen it without losing your work.

Calculator is available to install from Firefox Browser Add-ons and for download from this page. It has 2,422 active users The latest version is 1.7.4resigned1, and it was published 9 months ago.

Install from Firefox Browser Add-ons
View source code
Total download count: 0 (Only count downloads from Firefox-Stats)

All available versions

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

As a free user, you can only download the latest version.

Upgrade to download older versions
Version Download Size Download count Timestamp
1.7.4resigned1 XPI · ZIP · Source code 507.54K 0 2024-04-25
1.7.3 Paid users only 502.95K 0 2018-06-29

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.

  1. Simply drag-and-drop the XPI into Firefox to install the add-on.

Install ZIP file

  1. Download the Calculator ZIP file
  2. In Firefox browser, go to about:addons to open Add-ons Manager
  3. Click on , then select Install Add-on From File
  4. Select the Calculator ZIP file from step 1. Calculator is now installed on your browser.