How to Replace Audio in a Video Online for Free

Last Updated: Jul. 01, 2022
Summary
This blog will show you the easiest way to replace audio in a video for free. Follow us and find the best online audio replacers to remove and replace audio tracks in a video.

Have you ever experienced that you captured a fantastic video, but the audio that comes with the video doesn't come out just the way you want it to be? Then you might look for a way to replace the audio track in that video.

Whether you’re going to replace the original audio with your own voiceover narration, or add background music, this post guides you on how to remove and replace audio in a video for free. Keep reading and learn how to do it without requiring any skill.

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How to Replace Audio in a Video Online for Free

We have just a great online tool to help you remove and replace the audio track in a video. It works completely online, so you don’t have to download and install any software on your device.

As a powerful online video editor, available both on Mac and Windows, FlexClip can work as a video audio replacer helping you replace audio in a video for free. You can replace the audio in the video with a new music track or your own voice-over.

To replace audio in your video online for free with FlexClip, simply follow the steps below:

Step 1 Go to FlexClip and Upload Your Video

Go to FlexClip Online Video editor with the Get Started Now button below, and upload your video that you want to replace the audio track.

To upload your video, you can drag and drop your video directly or browse your local file. Haven't gotten your video to the computer? You can also upload your video from your mobile device directly.

Replace Audio in Video Online Free with FlexClip - Step 1

Image Board: Replace Audio in Video Online Free with FlexClip - Step 1

Step 2 Remove Audio Track from the Video

Add the imported video to the Timeline, and you can remove the default audio of the video now.

Find and click on the Volume button, located in the top-left corner of the canvas, then drag the volume slider down to zero or click the mute button to turn off the video sound.

Replace Audio in Video Online Free with FlexClip - Step 2

Image Board: Replace Audio in Video Online Free with FlexClip - Step 2

Step 3 Add Audio to the Video

After removing sound from the video, you can add your own voice-over or background music to replace the original audio.

FlexClip provides an effortless way to record your voiceover narration. Select the clip/story you want to add a voice-over and hold down the Record button to start talking. Your words will be recorded with high quality.

Replace Audio in Video Online Free with FlexClip - Step 3

Image Board: Replace Audio in Video Online Free with FlexClip - Step 3

You can also add a new music track to your video - just click Music and select one from FlexClip's default music collection, or you can upload your own one from a local folder.

Once added the audio track, you can trim it and adjust the position where the music starts and ends, apply the fade-in/out effect to make the music match your video perfectly. Also, you can adjust the volume to make the music softer.

Now, the audio track is finally replaced in your video. Using the FlexClip video editor, you can add multiple audio tracks to the video. After that, you can use FlexClip's powerful editing tools to style and vibe your video with great ease.

If you have no ideas on how to customize your project, FlexClip offers various video templates designed by graphic artists that will park your inspiration.

Holiday Vacation Recap
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Holiday Vacation Recap
Use This Template
My Favorites
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My Favorites
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Final Words

That's all for the best online free video audio replacers to help you replace the audio in a video. Hopefully, with the method we introduced above, everyone can change the audio in a video and take the video next level with great ease.

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