How to Add Audio to Video Online for Enhanced Viewer Experience

Audio is half your video. Adding audio to a video online can set the mood of your video and make it appealing to your audience. Whether you are a vlogger or you are creating online tutorials, audio is an essential part of all types of videos. In this article, we will discover how to add audio to your videos and learn different ways to edit your videos for the perfect audio-video combination. Let's jump right in!

When should you add audio to video online

Adding audio to your videos serves multiple purposes, from making your videos attractive to optimizing storytelling; audio plays a crucial role in the success of your video in terms of viewer retention, too. Here are a few cases when you need to add audio to your videos:

• Vlogging
• As a vlogger, background music is the most important aspect of your videos after cinematics. This sets the tone of your videos and makes them more engaging.
• Promotional videos
• Audio or music in promotional videos allows you to create brand awareness and identity. Whether it's a catchy jingle or a voiceover explaining your product, without audio, everything seems sparkless.
• Documentaries
• Documentaries use soothing music, interview voiceovers, and other ambient sound effects to better engage with the audience and captivate the viewers with soulful music.

With all the wonders audio can do, here are the top 7 easiest ways to seamlessly add audio to any of your videos.

7 Ways to insert audio to video online easily

With advancements in modern-day video editing apps, adding audio to your videos doesn't require advanced editing skills. Let's learn how.

1. CapCut online video editor

CapCut online video editor is your all-in-one video editing platform with basic and advanced editing features available for free. It comes with comprehensive audio editing tools and a massive stock sound effects library to enrich your videos. Here's how:

Step
1. Upload
2. Upload your audio and video into CapCut. You can directly upload the media from local storage (use the drag and drop feature) or import it from Google Drive, Dropbox, or CapCut cloud. Alternatively, scan the QR code using your phone's camera.
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4. Besides that, you can also record your audio using the audio recording feature.
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6. You can also extract audio from an existing video in your local storage using the "Extract audio" feature.
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Step
8. Edit
9. Once uploaded, you can now edit the audio. From the right toolbar, click "Speed" to edit the speed and pitch of your audio.
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11. Moreover, from the "Basic" tab, you can change the audio volume, fade-in, and fade-out duration. Additionally, use noise reduction to reduce background noise and beat detection to detect the beats in your audio and sync the video transitions with those beats.
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13. If you are adding a voiceover to your video, use CapCut's text-to-speech generator and voice changer to experiment with different voice types.
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15. Moreover, use CapCut's transcript-based editing tool to cut out unwanted silences or remove filler words; you can edit the video scripts and watch real-time changes in the video.
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17. Add beats to your audio using the "Add beat" option from the central toolbar. This feature helps you add beat points at the key moments in your videos, especially the transitions. Hence, it makes your audio and video better synced.
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19. Lastly, right-click on the soundtrack from the editing timeline to access various features such as split, cut, duplicate, and copy. By splitting the audio track into shorter periods, you can edit them individually and also re-arrange them.
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21. Moreover, you can use CapCut's advanced video editing features, such as split scenes, to automatically split the video into shorter clips and edit them separately. Besides, use the right toolbar to access other rich video editing features, including speed curves, smart AI background remover, and many others.
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Step
23. Export

Export your video to local storage, share it for review, or share it as a presentation with your team members. Moreover, share it on social media platforms such as TikTok, YouTube, Facebook, and Instagram.



Finally, change the resolution, quality, and frame rate of your video. CapCut allows up to 4K resolution video export. Besides you can also choose "Fast exporting" from the "Quality" dropdown to compress your videos and export them faster.

Moreover, CapCut supports up to 60 fps frame rate. Choosing a higher frame rate will make your video smoother. Finally, press "Export".



Why is CapCut online video editor the best option to add audio to video online for free?

What makes CapCut online video editor an optimum choice for adding audio to your videos? CapCut online video editor comes with an intuitive design and rich audio and video editing features that make the editing process seamless.

• Massive media assets and templates

Whether you want to edit a documentary or you are adding background music to one of your nature videos, CapCut online video editor has a vast stock of media assets and templates, including soundtracks, videos, images, effects, stickers, and emojis.

• Rich audio editing tools

If you are editing your dance video, music with the right beats can take your video to another level. CapCut video editor has rich audio editing tools, including volume, speed, and pitch adjustment, fade-in/out effects, audio trimming and splitting, noise reduction, beat detection, and many more.

• Comprehensive video editing tools

Besides rich audio editing, CapCut online video editor comes with basic to advanced video editing features, ranging from basic trimming, cutting, and splitting to advanced tools such as transcript-based editing, chroma key, masking, and much more. Additionally, its powerful AI tools allow you to seamlessly retouch your videos and smartly remove video backgrounds.

• Cloud-based storage and team collaboration

Do you edit videos with your team? CapCut allows you to instantly save your progress and share your work with others for review or as a presentation. Once you've finished your part, you can quickly transfer editing permissions to the next team member to ensure smooth workflow.

• Share instantly

CapCut's integration with common social media platforms allows you to instantly share your content online. You can directly share your content on Facebook, Instagram, YouTube, and TikTok or share your video as a presentation for professional or educational purposes.

2. Adobe Express

Adobe Express comes with a feature-packed online video editor that allows you to seamlessly add audio to your videos. It has integrated vast media resources and a modern-looking, intuitive design. Moreover, its audio editing features enable you to change the soundtrack volume and split audio tracks to adjust them according to your videos. Here's how:



Step
1. Upload the audio to the Adobe Express interface. You can upload from your local storage or record a voiceover. Alternatively, you can choose from the vast stock audio libraries available on Adobe Express.
Step
2. Change the volume of your audio track or split them into multiple clips.
Step
3. Once edited, export your clip to the local storage or share it directly on Facebook, Twitter, Instagram, and other platforms.

3. Canva

When it comes to the world of video/photo editing, Canva is in the top 5 powerful tools. It's a fully featured video and photo editor with rich audio editing tools such as beat sync, fade-in/fade-out effects, and volume control. Moreover, its user-friendly interface makes the editing process smooth and enjoyable. Here's how to add audio to your videos using Canva:



Step
1. Upload your audio from local storage. Alternatively, you can upload from Google Drive or Dropbox.
Step
2. Once the audio is added to the editing timeline, right-click on the audio track and access various editing options such as volume control, fade-in/out effects, and beat sync.
Step
3. Next, export your content to local storage or share your video directly on Instagram, Facebook, LinkedIn, YouTube, and other platforms. You can also export it to Dropbox, Google Drive, and Microsoft OneDrive.

4. Clipchamp

Clipchamp is a user-friendly video editor that allows you to seamlessly add and edit audio for your videos. It supports audio upload from local storage, Google Drive, and Dropbox. Moreover, it allows you to edit the sound and speed of your audio and split a single track into multiple ones for individual editing. Moreover, it also comes with integrated fade-in/out features.



Step
1. Upload your audio into Clipchamp from local storage, Dropbox, Google Drive, or OneDrive as per your convenience.
Step
2. Edit the speed and audio volume for your track. Besides, you can use the split feature to split a single clip into multiple ones. You can also apply fade-in/out effects on your audio track.
Step
3. Export your video to the local storage, and choose the output video quality.

5. Veed.io

Veed.io is a simple yet powerful online video editor that comes with a vast audio library and a wide range of editing features. Whether it's fade-in/out effects, volume control, or removing background noise, Veed.io is filled with powerful audio editing features. Additionally, it comes with an integrated audio detach tool that enables you to extract audio from videos and edit it separately. Here's how to add and edit audio to your videos using Veed.io.



Step
1. Upload your audio directly from local storage or choose a track from a vast audio library of Veed.io. You can also use its text-to-speech feature to seamlessly create custom audio. Besides, directly import the audio from Dropbox.
Step
2. Edit your audio using Veed.io's rich audio editing tools, such as fade-in/out effects, background noise remover, silence remover, and speed and volume control. Moreover, you can use its split feature to separate your audio clips for precise editing.
Step
3. Export your video to local storage or share it to Facebook, Twitter, or LinkedIn. You can also edit the video output quality before exporting. Besides, you can export your video as an MP4 or as a GIF.

6. Descript

When it comes to audio editing, Descript has multiple rich audio effects that give you full control over how your videos sound. It allows you to choose from dynamics, EQ, creative, and reverb audio effects that are tailored according to different situations and video types. Moreover, it comes with transcript-based editing that allows you to quickly skip silences and make real-time changes to your video. Moreover, it also comes with an integrated text-to-speech feature to create your own audio.



Step
1. Upload your video from local storage or use the text-to-speech feature to create custom audio tracks.
Step
2. Choose your preferred audio effect to optimize your audio according to the video. You can choose from EQ, creative, reverb, and dynamic effects.
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3. Export your video to the local storage. You can set the output video format.

7. Gemoo

Gemoo comes with a free online video editor, "Clippa," that has plenty of rich audio editing features under its umbrella. It allows you to edit the speed and volume of your added audio. Moreover, you can use its split audio feature to break down a single clip into multiple parts. Allowing you to edit them separately.



Step
1. Upload your audio from the local storage or choose one from Gemoo's vast media library.
Step
2. Edit your added audio track by changing its speed and volume. Moreover, you can also split your audio to edit them individually.
Step
3. Export your video directly to your local storage. You can also change the output resolution. Gemoo supports up to 4k resolution exporting.

Conclusion

As the world relies more and more on video content to convey its ideas, goals, and talents, the importance of audio in videos is immense. Whether it's a short reel or a full-length YouTube video, without well-synced music supporting your videos, their overall impact is reduced. Hence, there are various tools available online that allow you to add and optimize audio for your video.

One such tool is CapCut's online video editor, which allows you to create stunning videos using its vast media resources, advanced audio/video editing tools, and free cloud storage, hence making your editing a breeze.

FAQs

1. What is the best way to add sound to a video online?
2. To add sound to a video online, upload your audio and the video. Make sure the audio is placed under the video in the editing timeline. You can upload the soundtracks from local storage, your Google Drive, and Dropbox, record your audio, or extract one from a video.
3. Besides, you can access hundreds of soundtracks at CapCut's library of media assets. Next, polish your audio by using CapCut's rich editing features, such as noise reduction and voice changer. Once done, quickly share it on social media in a single click!
4. Is it possible to add audio to video online without a watermark?
5. Yes! You can add audio to video online without a watermark using the CapCut online video editor. It gives you access to hundreds of trending soundtracks.
6. Moreover, it is packed with advanced editing tools such as audio volume control, speed alteration, pitch adjustment, and many more. Once editing is complete, you can export your final video for free without any watermark.
7. How to improve the audio quality when inserting audio into video online?
8. With CapCut's online video editor, you can improve the audio quality using its advanced features, such as noise reduction, audio pitch adjustment, and adding beats. This makes your audio cleaner and allows you to optimize it according to the style and nature of your video.