screenshotAudio Equalizer  |  Download Stylish audio equalizer in toolbar popup.

Some of the important features of the Audio Equalizer 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 Audio Equalizer.

In short, Audio Equalizer is a lite addon that let you easily control audio filter settings in any website. 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.

4 Reasons to Use Audio Equalizer

  • A lite addon that let you easily control audio equalizer settings.

  • Has several options in toolbar popup to adjust.

  • Works in any website that uses HTML5 audio and video element.

  • Available for Firefox, Chrome and Opera browsers on all operating systems.

YouTube Tutorial

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

Matched Content


  • An audio equalizer is a device or software that allows users to adjust the frequency spectrum of an audio signal. It typically consists of a series of sliders or controls that allow users to boost or cut the volume of specific frequency ranges within the audio signal. Equalizers are often used to adjust the tonal balance of audio, for example, to make the bass or treble frequencies more or less prominent, or to correct for frequency response issues with speakers or headphones. They are commonly found in audio recording and playback equipment, as well as in software applications that allow users to manipulate audio.

    An audio equalizer in JavaScript can be implemented using the Web Audio API, which allows for the analysis and manipulation of audio data in the browser. To create an equalizer, the audio data must be loaded into a JavaScript audio element and processed using an AnalyserNode object to retrieve frequency data. This data can then be used to create a visual representation of the equalizer and a gain node can be used to adjust the volume of the audio signal in real-time. This process involves connecting the audio element, AnalyserNode, and gain node in a chain and handling various details such as different audio formats and sample rates.

    There are many options to download an equalizer, but many of these softwares or apps are paid or only offer a limited trial period. If you are looking for a lightweight, easy-to-use audio equalizer for all browsers and platforms, you might want to consider using this addon. The Audio Equalizer is an extension that allows users to enhance their music listening experience on computers without the need for external speakers. It is easy to use, versatile and supported by multiple browsers and mobile devices. However, it has some limitations, including not working with Flash media or websites with older audio and video elements, and also not having a separate settings page. Overall, it is a useful extension for those looking for lightweight equalizer controls and is especially useful for users who want to be able to adjust audio settings across all their devices. To get more info, please read this blog post about the Audio Equalizer addon. This page provides you with all the information you need to work with this addon.

Frequently Asked Questions

  • 1. What is Audio Equalizer?

    Audio Equalizer is lite and multi browser addon that let you easily adjust audio settings (the balance between frequency components in audio file) from toolbar popup. There are several audio presets available to choose from in the preset list. For example, you can choose, pop, club, party, soft rock dance or any other preset format for the audio stream. Please note that, you can also define your own format and then save it for later use in toolbar popup. There is also a – reset - button to revert all changes to the factory setting.

  • 2. How can I work with this addon?

    Once you install the addon, please open toolbar popup UI and then select a desired preset from the list. If you are not satisfied with the predefined list, please make your own preset and then save it in the drop-down list. In order to reload the current tab, there is button in the popup next to the preset list. Moreover, to reset the current preset, please press on the reset button at the top left corner.

  • 3. How can I download the source code for Audio Equalizer?

    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. Does this addon has a separate options or settings page?

    No, as mentioned above, this addon does not have a separate options or settings page. Everything needed is available in toolbar popup UI.

  • 5. What options are available in toolbar popup UI?

    Within the toolbar popup UI, there is a reset button at the top left corner. Next, you will see the plot for the current audio frequency. In the middle of the popup, there is equalizer settings. At the bottom, there are mono and snap checkboxes. Mono is an accessibility feature for people with hearing problems (i.e. deaf in one ear). When this feature is active, you will never miss a word or sound when you are listening to an audio from headphone. Snap option is for the equalizer adjustment. Next is the list for audio presets. There is also a button for reloading the current tab.

  • 6. Is this addon available for mobile browsers?

    Yes, this addon is available for both mobile and desktop machines on all operating systems. Please note that, on mobile devices, the popup UI might not fit perfectly on the screen.

  • 7. Does this addon control audio settings in any website and for any audio stream?

    Yes, this addon works for any audio and video file that is based on HTML5 standard. For example you can adjust audio equalizer for YouTube, Sound Cloud, Vimeo or any other website that offers HTML5 streams. Please note that, this addon does NOT work for Flash media element.

  • 8. Where can I find the privacy policy for Audio Equalizer?

    Please read the privacy policy for this extension here.


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.

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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.

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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.