screenshotMessenger & Notifier for Facebook™  |  Download A fully-fledged messenger client in your browser.

Some of the important features of the Messenger & Notifier for Facebook™ addon are listed below. This is followed by an overview of this addon. This summary contains few words about the addon, its function, and its features. Next is FAQ, this section is useful to get information about how this addon works in your browser. If you couldn't find a specific answer, please fill the bug report form on this page or the contact form on the homepage to let us know about your question. Following the FAQ, is the bug report form. It is designed to collect user feedbacks and bugs about this addon. Users can suggest improvements or feature requests through this form too. The next section is for submitting comments about this addon which uses the Facebook comments plugin. The last section is dedicated to reports submitted through the GitHub website. We hope the information provided on this page, could help you get all the basics you need about this addon and enable you to have a better experience with Messenger & Notifier for Facebook™.

In short, Messenger & Notifier for Facebook™ provides an easy access to ( and notifies you of new messages (via Badge icon text). Please check the YouTube tutorial below to get an idea of how this addon works in your browser. If you want to contribute to the developement of this addon, please fork it on GitHub, and push your changes to a named branch. Moreover, you can review all the comments made on GitHub commits.

6 Reasons to Use Messenger & Notifier for Facebook™

  • A comprehensive Messenger client right in your browser toolbar panel.

  • Notify you every time something happens on Messenger within the people you follow via badge icon text.

  • Low bandwidth usage by RSS technology.

  • Features all Messenger functions in a customizable popup (see Options page).

  • Options page has several settings to adjust including badge icon text color.

  • Available for Firefox and Opera browsers.

YouTube Tutorial

This video gives you an idea of how the extension works in your browser.

Matched Content


  • Facebook™ has had a major impact on our lives in the past few years, and today, not a moment can go by without receiving or sending an update on the social network. From sharing ideas about transforming the world to liking funny pictures and videos, Facebook™ has transformed the way we stay in touch with our family and friends. One of the most important attractions for Facebook™ users is up to date information on events and gatherings of their interest in local areas. But that is not all - with more than a billion users, Facebook™ is a modern phenomenon, speaking to our dependence on technology in everyday life. While logging in to Facebook™ every time you receive a notification is not productive, there is a great way to keep in touch with friends and family throughout the day with Facebook™ Messenger. Reliable and easy to use with all types of devices, it seamlessly integrates with Mozilla Firefox to transform your routine web browsing experience. Facebook™ Messenger is built to allow free interaction without having to interrupt daily tasks or open up additional unwanted tabs.

    Facebook™ Messenger can be easily installed through the social extensions available on Mozilla Add-Ons. Once downloaded, it is activated right inside your Mozilla Firefox toolbar, and gives you notifications whenever you receive a new message or request on Facebook™. The addon recommends logging in to before opening the extension in your browser for a secure and authorized session. Here are some of the key features of Facebook™ Messenger for Mozilla Firefox, (a) For starters, it is completely integrated into your Firefox browser, meaning you do not have to worry about switching windows or logging in to Facebook™ while having to divert from other tasks. Located right next to the toolbar, the Facebook™ Messenger icon gives you complete access to messages and other tools in an instant. (b) Facebook™ Messenger includes complete functionality for staying in touch with all the contacts in your friends list. You can also easily view earlier messages if you desire. (c) Every time someone you follow has an update, you immediately receive a notification which can be opened within an existing window. (d) New notifications popup in an eye catching red color, with each event being numbered so that you can stay on top of conversations with friends and family members. (e) All functions are available through a customizable panel. (f) The Options page has additional settings which allow you to vary the Facebook™ Messenger badge icon as well as the text-color according to your choice. (g) The small size is great for using on top of other browser tabs while working on different projects without having to lose focus. Reviewers have given this extension a whopping 4 stars out of 5, proving its worth and useful capability. A special mention is made at having the ability to reply to messages without having to scroll through a long and distracting newsfeed. If you would like to add this Addon to your browser, simply scroll to the Bottom of this page and click on the desired Browser's icon to download the extension (you will be directed to the related addon store in order to download the addon). We do NOT host any extensions/addons/plugins in our website, all the download links will direct you to the related Firefox, Google Chrome, Opera and Safari Addon Stores.

Frequently Asked Questions

  • 1. What is Facebook Messenger?

    Facebook Messenger is a multi-browser addon to bring ( to your toolbar popup. With this addon (extension) you can easily check your messages and reply to them just by opening the popup.

  • 2. Does Facebook Messenger has any settings?

    Yes, this addon has several settings to adjust. Just open the options page and adjust the settings.

  • 3. How can I download the source code for Messenger & Notifier for Facebook™?

    To download the source code for this extension from Chrome Web Store, it is recommended to use Extension Source Downloader. With this addon, you can download the source code as a ZIP or CRX format to your machine. If you want to download the source code from the Firefox addons store, please open the firefox download link (if available) in the Firefox browser and then right-click on the - Add to Firefox - button and select - Save Link As... - item. Choose the destination folder on your machine and then save the file in XPI format. You can then rename the XPI format to a RAR or ZIP file. Some extensions may have a GitHub repo address, which you can use to download the source code as well. But, it may not be the latest version of the addon. Therefore, downloading the source code from the official web stores is the best option as it always gives you the latest version of the addon.

  • 4. Is Facebook messenger compatible with latest version of Firefox?

    Yes, this addon is compatible with all Firefox versions after 29.0.

  • 5. How do I find and install this extension?

    In order to install Facebook Messenger for your browser, head to Firefox or Opera addon stores and search for Facebook Messenger. Once you find the addon click on Add to Firefox or Opera.

  • 6. How often does Facebook Messenger check new messages?

    Every 3 minutes. In future versions you will be able to adjust this setting as well.

  • 7. What happens when I read a message from toolbar popup in this extension?

    When you read the message, it will be marked as read in both toolbar popup window and any other Messenger sites (open tabs or mobile device).

  • 8. Does Facebook Messenger synchronizes among all my devices?

    Yes, Facebook Messenger is automatically synchronizes among all your devices where is open.


Reporting Bugs

Your feedback goes a long way towards making this addon even better. With this feedback and bug report form, you can report bugs or suggest features/enhancements for the functionality or performance of this addon. Please note that this form will be sent to the developer(s) of this addon. You will not get an immediate or personal response at the moment. However, the developer(s) may contact you through the email address provided in this form for further clarifications or to request additional information regarding the reported bug(s).

If you want to rate or write a review for this addon in the official webstore, please press the - Rate this addon - button below.

Please enter the name of the extension (addon).

Please enter the current version of the extension.

Please be as specific as possible. Basically, describe what happened, what you were doing when it happened, and why you think it is a problem.

Describe the step-by-step process required to reproduce the issue you are reporting. Be specific when describing these steps by providing as much detail as possible.

Please try to leave a link to a screenshot for the specific bug or error report.

Please enter your operating system.

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Reviews | Discussions

Please note: keep these reviews/discussions clean, and avoid the usage of derogatory or inappropriate language or terminology in references to individuals or groups based on race, national or ethnic origin, color, religion, age, gender, etc. Do not submit bugs in your reviews, use the above bug-report section instead. Also, never post any personal information in these reviews.