Add Audio to AVI, all online

Looking to elevate your video content with some awesome audio? Ssemble’s got you covered. Our free online video editing app allows you to add music, background sound effects, audio recordings, voiceovers, and more to your video easily. Whether you’re uploading to Instagram, YouTube, or any other social media site, ensure your audio is on point with Ssemble.

How to Add Audio to AVI

Add Audio to AVI Tutorial Step 1

Upload Video File

To begin editing your videos, upload the video files in the “Upload” menu.

Add Audio to AVI Tutorial Step 2

Upload & Add the Audio File

Click Upload menu > Audio tab. And click the Upload File button or drag and drop the audio file. And click the Add button

Add Audio to AVI Tutorial Step 3

Edit the Audio File

You can cut, trim, or move the audio item in the timeline. And you can adjust the volume of the audio item in the left panel as well.

Add Audio to AVI Tutorial Step 4

Enhance Audio Quality

You can install the Audio Cleaner plugin, which enables speech enhancement and background noise reduction in your audio.

Add Audio to AVI Tutorial Step 5

Export & Share Your Creation

You’re all set to share your video with friends and followers. Simply click ‘Export,’ and your video will begin downloading. It’s that simple and quick!


Ideal for video podcast creators!

Ssemble provides a variety of user-friendly tools for professionals to edit videos quickly and enjoyably. It enables the creation of video podcasts for different social media platforms and the ability to save templates for easy customization. The platform also offers features like music visualizers and animations that can enhance your videos.

Access a vast stock media collection

Enhance your content with stock audio and video elements from our extensive library (available in various plugins). Choose from thousands of audio tracks to create engaging, high-quality content for your social media strategies. Our stock media comes from global professional creators, allowing you to blend them with your footage for exceptional visuals.

Streamlined timeline for effortless content design

With Ssemble, you have the ability to choose when your music begins and ends in your videos. You can include various audio tracks, like voiceovers and music, and easily edit them using the timeline feature. This feature allows you to trim audio clips, eliminate video sound, and organize multiple tracks. Plus, you can even have two audio tracks playing at the same time on top of a video. Ssemble guarantees that your video project will be seamless across all devices.

Enhance Audio Quality

Not only can you add music to your videos, but you can also remove background noise with our ‘Audio Cleaner’ plugin. Why settle for mediocre audio when you can combine your video files and high-quality audio with Ssemble? Get started now and take your videos to the next level!

Ssemble 1 minute Tutorial


You need to first upload your video file and audio file to the Upload section. Then, you can click them to add them to the timeline. You can adjust the volume levels and synchronize the audio with your video. Once you are satisfied with your edits, you can export the project and download the final video file.

Yes! You can upload any of your music files. Open the Upload menu at the top left. Then click the Upload file button and choose the file you want to upload.

Ssemble allows you to add a range of audio files such as AAC, FLAC, M4A, MP2, MP3, OGG, OPUS, WAV, and WMA

Yes, Ssemble allows you to adjust the volume levels of the audio and video separately. This can be useful if you want to make the background music quieter while making the spoken dialogue louder.

Yes, Ssemble allows you to add multiple audio files to a video. This can be useful if you want to add sound effects or a voiceover in addition to background music.

Ssemble has a vast selection of stock videos and royalty-free music that you can use in your projects. You can easily edit, publish, and share these resources to create professional-quality videos.

Absolutely! Ssemble offers user-friendly interfaces and intuitive plugins that make it easy for beginners to edit their videos. You can also find tutorials and guides online to help you get started with video editing. With a little bit of practice, anyone can learn to add audio to their videos using Ssemble.

I was hesitant to try yet another online video editor besides Adobe Premiere Pro, but Ssemble has proven to be the best one yet. The plugins are amazing and make the editing process so much smoother. Ssemble has become my go-to video editor!


I absolutely love Ssemble! As a freelance video editor, it has helped me increase my productivity tremendously. The plugins are amazing and make editing videos so much easier and faster. Highly recommend it!


Ssemble is a lifesaver! As a small business owner, I don’t have a lot of time to spend on video editing. With Ssemble, I can quickly and easily edit my videos and make them look professional. I love that it allows me to share the project with my coworker. And it's really easy to get feedbacks from them because of the comment feature.


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