Add Audio to Video

Video creates an atmosphere, evokes powerful emotions in viewers, and helps them remember a particular scene forever. Know how to add audio to video for free? CapCut is here to help.

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Add Audio to Video

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Features of Adding Audio to Video

Discover the powerful features that make our product stand out from the competition.

A portrait video appears beside the Audio panel with sliders for volume, fade-in duration, and fade-out duration

Customize Your Speech to Your Liking

Use the speed slider to adjust your video narration speed. You can customize the length and pitch of your speech effortlessly. With CapCut online video editor, just one click, you can easily adjust audio characteristics such as speech loudness, fade-in and fade-out effects, and noise removal.

A woman playing guitar appears beside CapCut's Music panel with search, categories, and a track list

Trendy Music to Set the Vibe

CapCut's built-in music library elevates your video. Use background music to engage your audience. It offers music tracks without watermarks or royalties. You can adjust the music volume, speed, fade-in/fade-out duration, and background noise.

CapCut's Audio Effects tab lists category filters and entries such as Cheering and applause beside a portrait

Sound Effects to Make Your Video Fully Immersive

CapCut offers a variety of preset sound effects to draw attention to specific parts of your footage, define the film's mood, and engage viewers. To enhance the viewing experience, it provides a vast library of humorous sound effects categorized by topics, situations, vibes, moods, actions, and purposes.

Benefits of Adding Audio to Video

A laptop displays CapCut with an audio library, central video preview, and waveform track along the timeline

Copyright-Free Music Library

CapCut's sound effects and music help your videos make a statement. Create high-quality videos that leave audiences in awe with its vast, royalty-free library—right at your fingertips.

Edit the sound for perfect mood

Edit Sounds for the Perfect Mood

Adjust music levels, speed, fade-in/fade-out time, and background noise in CapCut. For more experimentation, quickly and easily optimize settings with the "Reset" button.

Playback with audio

Playback with Audio

Choose a voice that complements your video or brand story to better connect with your audience. Enter the text you want to convert to speech in the box, then select your desired language from the drop-down menu.

Cases Where You Need to Add Audio to Video

Here are reasons why you need to add audio to video for a unique, immersive playback experience.

Make video engaging

Make video engaging

Sound is crucial because it engages viewers, elicits emotional reactions, highlights on-screen elements, and conveys mood. When used effectively, speech, sound effects, and soundtracks can elevate your video.

CapCut editor on a laptop presents a portrait video, effect thumbnails, and multiple clips on the timeline

Elevate the animation of your video

Music amplifies the impact of animation in a video. By leveraging rich sound effects and audio libraries, the animation you create will never lack vitality. This makes it easier to captivate your audience.

Create the perfect mood

Create the perfect mood

Take your audience to a magical universe beyond reality with enchanting sound effects. CapCut empowers you to set the perfect mood in your videos, boosting your engagement rate.

How to Add Audio to Video?

CapCut's Upload menu lists Local, Dropbox, and Google Drive options beside the current project preview
CapCut's Music panel opens the Recommend category with several tracks above an audio layer on the timeline
CapCut's export dialog pairs a video preview with fields for name, resolution, quality, frame rate, and format

Frequently Asked Questions

Can audio be converted to video?

Yes. In CapCut, you can convert audio files (MP3, WAV, AAC, etc.) into video by pairing them with images, text, or video backgrounds, then exporting them as MP4 or other video formats. CapCut also offers AI avatar features that sync your audio to an animated character, creating a talking video automatically. Online tools like Clideo can also turn audio into video by combining it with a static visual background.

Can you link audio to video in CapCut?

Yes. CapCut allows you to easily combine audio with images, video clips, or animations, syncing them on the timeline and exporting the final project as a video. It's a simple way to enhance your visuals with music, narration, or sound effects.

What App can I use to add audio to video?

Using CapCut, you can crop, reframe, merge, and split videos and add music and numerous filters. Also, it includes a sizable royalty-free music collection where you can choose songs without copyrights to include in your video.

How do I add audio to an MP4 video?

MP4 is a widely used digital multimedia format. With CapCut video editor, you can easily add audio to your MP4 videos for free.CapCut supports handling various video formats, so you can confidently use it for your MP4 editing. That's it!

Is it safe to use online converters?

Online converters can pose privacy risks. Uploaded audio might be stored or accessed by third parties, and AI-generated videos can be misused for deepfakes or scams. To stay safe, use reputable platforms like CapCut, avoid sharing sensitive audio on unknown sites, and always check the service's privacy policy and terms of use.

How can I add narration, music, and sound effects to the same video?

You can layer narration, music, and sound effects in the same add-audio workflow. Arrange the audio with the video and listen to the full mix before exporting.

How do I sync an audio track with a video in CapCut?

Add the track from Audio, then adjust its timing and trim its length to align it with the video. Use the volume, speed, fade-in, and fade-out controls to shape the track around the edit.

How can I reduce background noise before balancing an added audio track?

Apply the noise-reduction option in CapCut's online video editor to the source audio first. Listen to the mix again before deciding whether the added music or voice track needs further adjustment.

Add Audio to Video for Immersive View