Marketplace apps for Firefox Desktop

This article is no longer maintained, so its content might be out of date.

Marketplace apps no longer run on computers with Firefox as of Firefox 48 for Windows, Mac OS X, and Linux. For more information about the change, see Firefox Marketplace Apps Stop Working on Firefox 48+ for Windows, Mac, and Linux.
If you need help with a specific third-party app, please contact the app developer directly.

Marketplace apps will run on any computer with Firefox. Marketplace apps for Firefox desktop are specially optimized for a bigger screen. These apps are made with Open Web technology, so you can run the same app on different operating systems and devices!

The Marketplace has thousands of apps to choose from. With a wide selection of games, music and productivity apps, Firefox Marketplace has something for everybody.

Install a Marketplace app

To install an app, all you need is Firefox on your computer.

  1. Open Firefox. Click the Tools menu, and select Apps (or visit Firefox Marketplace).
    firefox tools menu
    You can also add the Apps icon to your menu panel by clicking the menu button New Fx Menu, followed by Customize, then dragging the Apps icon to your menu panel.
  2. Use the search box to look for a specific app or choose a category for the type of app you're looking for.
    FFmarketplace
  3. Choose Desktop Apps from the drop down menu to display apps that are optimized for desktop view.
    select desktop marketplace
  4. Click on an app to view its details. When you're ready to install it, click its blue install button.
  5. A notification will pop up on your address bar to let you know when the app is installed.
    marketplace app
    Appinstall
Mac users: If you're having problems installing a Marketplace app, see How do I change my Mac Security Settings so I can open Firefox Marketplace apps?.

Access My Apps on other devices

A Firefox Account lets you keep track of your Marketplace apps on all devices that run Firefox.

  1. Click Sign In at the top right corner of the screen, or click Register and follow the prompts to create a new account.
  2. Click the gear icon, then choose My Apps to see apps you've installed on other devices using that same account.
    app library desktop
  3. To install an app from your library, click the Install button:
    install app library

Uninstall a Marketplace app

Marketplace apps are easy to uninstall using device's regular uninstall process:

Go to your Applications folder and drag the app to Trash.

  1. Go to your Control Panel, then click on Add or Remove Programs.
  2. Click on Remove next to the app you want to uninstall.
  3. Follow the prompts to finish uninstalling the app.
  1. Go to your Control Panel, then click on Uninstall Program.
    uninstall win
  2. Click on the app you want to uninstall from the list of programs.
  3. With the app highlighted, click on Uninstall at the top of the page.
    uninstall program on win
  4. Click OK to finish uninstalling the app.
  1. Open the Start screenmenu.
  2. Right-click or press and hold on the app.
  3. Tap or click Uninstall.

Please refer to the documentation for your distribution for instructions on how to uninstall software.

These fine people helped write this article:

mykmelez, Lan, pollti, guigs, Joni, Heather, ezoehunt, niranamir
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