Filmora - AI Video Editor
Edit Faster, Smarter and Easier!
Filmora Video Editor
Effortlessly create video with AI.
  • Various AI editing tools to increase your video creation efficiency.
  • Offer popular templates and royalty-free creative resources.
  • Cross-platform functionality for editing everywhere.

Top 3 Best MP3 Volume Booster Online

Liza Brown
Liza Brown
Originally published Feb 28, 22, updated Feb 29, 24

No matter how high-end your speakers are, there are certain audio files you will come across that sound uncomfortably low. Even when you put the volume at its peak, the sound seems to be dampened for those audio files. For example, if you have an old music file, you will find it sound lower in comparison to a modern music file. That is when you will need an MP3 volume booster that can be highly useful. You can boost the volume of the audio file so that the music as well as the voice becomes prominent.

Such an MP3 audio booster is useful for podcasters, music producers, and voiceover recorders. If you want to boost audio for a few files, you can opt for an online tool. But if you are making a professional video where you need to boost the audio, we recommend a professional video editor with audio booster. Here is the list of the top 3 MP3 volume booster online that you can use on your computer as well as smartphone.

Filmora Audio Editor

Edit system and microphone audio seperately

One click to match your sound with your video

Automatically lower the volume of one track to make another track clearer

1. FileConverto Boost MP3 Volume

FileConverto has the most popular mp3 volume booster online tool. This is because FileConverto has all the different tools to modify audio and video files in one place. You have to opt for Boost MP3 Volume tool to enhance the volume of your audio file. You can not only increase the volume but also decrease the volume as per your requirements. Most importantly, you can select decibel of increment or decrement. Moreover, you can select the audio channel whose volume you want to boost. Here are the key features of File Boost MP3 Volume tool.

  • Allows uploading audio files of up to 150 MB.

  • Option to choose decibel value as per requirement.

  • Select audio channel for boosting volume.

  • Increase as well as decrease volume.

  • Easy user interface and quick boosting process.

How to boost audio volume with FileConverto?

Step 1: You need to visit “” from your web browser.

Step 2: You need to click on Browse button and select the MP3 file whose volume you want to boost.

Step 3: You will have to select Increase Volume option from Select Action.

Step 4: Select the decibel value by which you want the increment.

Step 5: Select the appropriate audio channel(s) for the boost.

Step 6: Click on 'Submit Now' for the file to get uploaded and volume to get boosted.

Once completed, you can select the file name and download it.

select the file name

2. Audio Alter Volume Changer

Audio Alter is a versatile online tool through which you can boost the volume of your audio files. The platform supports not just MP3 files but also WAV, FLAC, and OGG audio files. Therefore, it has become a preferred destination for the concerned users. You can increase or decrease volume using decibel slider. Moreover, you can listen to the modified audio file before downloading to ensure that you have the correct volume level. Here are all the key features of Audio Alter Volume Changer.

  • Drag and drop files directly.

  • Supports multiple file formats.

  • Allows uploading audio file up to 50 MB.

  • Raise or lower volume as required.

  • Live preview of modifications before downloading.

  • Various presets available on bass boost.

audio alter volume changer

How to boost sound online with Audio Alter?

Step 1: On your web browser, you need to navigate to

Step 2: Add your file by clicking on Browse Computer. You can even drag and drop the file on the user interface.

Step 3: Now you can use the slider and select the dB value. You can click on Play button for live preview.

Step 4: Click on Submit button to make the changes in your audio file. Once done, you can download the file.

3. Online Converter MP3 Audio Booster

This is another simple but effective online tool to boost the volume of any MP3 audio file. The best part is that you can upload an MP3 file of size 200 MB which is the largest among all online tools. You should keep in mind that the platform supports only MP3 files. You can increase as well as decrease the volume of your audio file. Besides, you can select the percentage or the decibel by which you the appreciation or depression on the audio volume. Here are the key features of Online Converter MP3 volume booster.

  • Allows boost by decibel or percentage.

  • Maximum upload file size of 200 MB.

  • Allows increase or decreasing volume.

  • Various other audio file based tools available.

How to boost audio volume with Online Converter?

Step 1: You will have visit ““ from your web browser.

Step 2: Click on Choose File button to upload MP3 file whose volume you want to boost.

Step 3: Select the Volume boost percentage or decibel as per your preference.

Step 4: Finally, click on Convert button for its volume to get boosted as per selected parameters.


Bonus: Boost Volume Of Any Audio File With A Professional Software

You can see that all these online audio booster tools have certain limitations. First of all, there is a limitation of file size. Secondly, you have to waste your internet data to upload and download files. At times, the uploading gets stuck which could be annoying. Besides, you cannot edit different aspects of audio to enhance the overall pleasantness of the audio. That is where a professional audio editor can be useful.

We recommend Wondershare Filmora where you can edit audio and video as per requirement. The software supports various types of audio files instead of just MP3 files. You can combine and sync audio and video and edit all the different aspects of audio as per requirement. Here are the steps to boost audio volume using Filmora.

Try It Free

For Win 7 or later (64-bit)

Try It Free

For macOS 10.12 or later

Step 1: Download and install Wondershare Filmora.

Step 2: Open Filmora and go to File > Import Media > Import Media Files option.

import meida files

Step 3: From your hard drive select the audio file whose volume you want to boost.

Step 4: Thereafter, drag the audio file on the timeline and right-click on it to select Adjust Audio option.

adjust audio

Step 5: You can adjust the volume on the left side of the screen as well as tweak with other available parameters.

adjust the volume

Step 6: Click on Export button and save the file to your hard drive.

Conclusion –

Boosting the volume of an MP3 audio file is no more an esoteric task. You do not need to download any software as there are mp3 volume booster online tools available to get the job done perfectly. Starting from boosting the background music to increasing and decreasing voice, you can modify MP3 as well as other audio files. If you are looking for a professional software to tweak various aspects of audio, we recommend Wondershare Filmora.

You May Also Like

25 Best Real-Time Voice Changers Full Review - Should I Use Them?

Looking for a complete insight into the best voice changer alternatives of all times? Be here to access a comprehensive analysis of the leading names within the utility domain!

Posted byLiza Brown|2024-03-27 11:15:45
A Complete Overview about Nero WaveEdito [2024]

Are you in search of an audio editor that offers a complete set of editing tools? Allow us to introduce you to a good option in the form of Nero WaveEditor.

Posted byMax Wales|2024-02-29 15:59:19
Something You Need to Know About TwistedWave Audio Editor

TwistedWave Audio Editor offers an exceptional audio editing experience. To ensure perfection, this article comes up with a guide for you. Let's get started!

Posted byMax Wales|2024-02-29 15:59:17
DJ Audio Editor Software Review in 2024

If you are looking for an easy-to-use audio editor that provides high-quality, professional editing, try DJ Audio Editor. The article will solely focus on sharing information.

Posted byMax Wales|2024-02-29 15:59:16
AVS Audio Editor Product Details, Features, Reviews & Alternatives

Have you ever used the AVS Audio Editor? No? Let us tell you about the audio editing software. We will be discussing how you can use the particular editor along with its features.

Posted byMax Wales|2024-02-29 15:58:56
Reviews, Features and Tutorial of Lexis Audio Editor

You must have used an audio editor at any point in time. We are exploring an editor, Lexis Audio Editor. To learn about this audio editor, read the article below.

Posted byMax Wales|2024-02-29 15:58:52
How To Choose the Best Mac MP3 Tag Editor?

Have you ever edited the metadata of a music video? Let us tell you how to choose a Mac MP3 tag editor. Read the article to find out.

Posted byMax Wales|2024-02-29 15:58:45