How to Enhance Sound on Video on the Desktop & Online? [Free Solutions]

Author: Carina
Publish date
Updated on Feb 20, 2025
Enhance Sound on Video
  • WonderFox Free HD Video Converter Factory | Enhance Sound on Any Video for Free
  • 📌 Enhance sound volume and quality on video
  • 📌 Support all kinds of videos, incl. MP4, MKV, MOV, 4K, etc.
  • 📌 Import multiple files to process and export at one time
  • 📌 Remove/Add/Replace audio tracks for video
  • 📌 100% free, easy to use, no watermark, no limitations!
How to Make Sound Quality Better on a Video
Enhance Video Sound Quality on the Desktop
Enhance Audio on Video Online
Conclusion
💡 Tips to Improve Sound Quality in Videos
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Enhancing the audio volume or quality is needed when you have some recorded or saved videos that have low audio volume or quality. This post shares two handy and free tools that can enhance the audio of videos easily without complicated controls.

Just keep reading to choose a suitable way to enhance your video sound quality or volume now!

Enhance Video Sound Quality on the Desktop

WonderFox Free HD Video Converter Factory is a free video audio enhancer designed to make video & audio processing hassle-free for non-experienced users. The self-explanatory interface makes it easy to handle for beginners.

It supports importing almost all video file types and can improve the audio quality of videos by changing the audio bitrate, normalizing the audio volume, etc.

Moreover, this video & audio processing software also allows you to improve the video quality and edit video in a handy way.

Now, getget this video audio enhancer and enhance audio on video now!

Enhance Audio on Video
Free All-in-one Video Processing Tool
  • Improve the audio quality of any video
  • Decrease or increase the audio volume
  • Adjust audio sample rate, channel, etc.
  • More features to trim, crop, convert, download videos, etc.
Free download Download for Free
Free download Download for Free

Step 1: Add Poor Audio Quality Video

Install and launchInstall and launch the video sound enhancer on your PC. Open the Converter module and click “Add Files” button to add the source videos. You can also drag and drop them into the workplace.

Video Audio Enhancer
Video Audio Enhancer

Step 2. Choose an Output Format

Click the format image on the right side to expand the output format library. Then choose your preferred or the original file format.

MP4 is recommended for its best compatibility with all devices and platforms.

Choose an Output Format
Choose an Output Format

Step 3. Enhance Sound on Video

Open the Parameter settings window and go to the Audio settings section. You can increase the audio bitrate, change the sample rate to 48000 Hz, adjust the audio volume, and alter the audio channels for better sound quality.

💡 You can click the ⓘ icon under the task list to check out the original audio bitrate, sample rate, and other parameters and then select a higher value to improve the audio quality.

Then, click OK to save the changes.

Enhance Audio on Video
Enhance Audio on Video

Step 4: Export the Enhanced Video

Specify a destination folder by clicking the inverted triangle button. Finally, press “Run” to process and export the video files. Then you can enjoy the videos with improved audio quality.

Video Audio Enhancer
Video Audio Enhancer

Enhance Audio on Video Online

If you don't want to download any software to enhance the audio on video, you can also use an online audio enhancer. And Flixier is such an online audio enhancer that allows users to adjust the volume, gain, pan, equalizer, etc. settings with a few clicks.

However, there are some limitations to Flixier's free plan. It only supports a maximum 720p output resolution and exports 10 minutes of videos per month.

If you only have several small files, follow the guide below to enhance the audio on video online.

Step 1. Visit the Filixer audio enhancer at https://flixier.com/tools/audio-enhancer and choose "Enhance Audio".

Step 2. Click "Click to upload" to add the video file you want to enhance the audio.

Step 3. Drag the imported video to the timeline.

Step 4. On the right side of the interface, switch to the "Audio" section, then you can adjust the audio volume, gain, pan, and other settings on the right panel

Step 5. Once finished, click "Export" to export or share the edited file.

Online Video Audio Enhancer
Online Video Audio Enhancer

Final Words:

The above is all I want to share with you about how to make sound quality better on a video.

The online tool offers more tools to enhance the audio. However, the file size and output quality limitations make it not suitable to process large videos.

If you have large videos to process, Free HD Video Converter Factory is always recommended for you. It also offers many other practical features to process your video and audio files. You can download it here to try.

Free download Download for Free
Free download Download for Free

💡 Tips to Improve Sound Quality in Videos

Besides enhancing the audio quality of videos, there are some tips to improve the audio quality before or after capturing a video.

  • 1. Choose the right microphone: A good microphone can produce higher audio quality.
  • 2. Keep a quiet environment: When recording, a quiet environment can help reduce possible noise.
  • 3. Consider a voiceover: Adding a post voiceover can help make the audio and voice clearer.
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