Best Free Apps to Add Audio to Video for All Devices (2024)

How do you add audio to an existing video? This post introduces 10 add audio to video apps for all devices. Read on, and you will find the best free software to download and use.

Available on: Windows

Price: Free

WonderFox Free HD Video Converter Factory is a freeware video converter and editor for Windows. It lets you add a local audio file to any video with several simple clicks. Meanwhile, it can help you convert videos to another format without cost and effort. Other built-in tools, such as audio/video trimmer, sound extractor and remover, bitrate changer, etc., are also available for free.

Key features:

• Add multiple audio tracks to MP4, MKV, or MOV
• Change or replace the audio track of a video
• Support all mainstream audio and video formats
• Enhance the sound in the video
• Download music online and add it to your video
• Customize audio settings like bitrate, channels, sample rate, and volume.

⇨ Download Free HD Video Converter Factory⇨ Download Free HD Video Converter Factory, the best app to add audio to video

Available on: Mac, iPhone, iPad

Price: Free

iMovie is an easy video editing application for Mac, iPhone, and iPad. Users with little or no video editing experience can handle it without hassles. The software allows you to add audio files like M4A, MP3, WAV, and AIFF files to your video project as background music.

However, iMovie only exports video files in MOV or MP4 format.

Key features:

• Add voice-overs or background music
• Multiple transitions, effects, and filters
• Audio waveform
• Detach audio from the video
• Make videos in 4K resolution
• Save all the original files

⇨ Download iMovie

Available on: Android, iPhone, iPad

Price: Free; pro version from $3.99 per month

Inshot is a powerful video editor and maker that can help you add music or other audio files to videos on the mobile. In addition, it allows you to apply sound effects, add voice-overs, trim/merge clips, and more. It’s a good option to edit videos with music and pictures for social media.

Key features:

• Add music, voice effects, text, and stickers
• Support keyframes editing
• Create picture-in-picture videos
• Auto captions and remove background with AI
• Edit photos and make a video collage
• Easy share to Instagram, TikTok, WhatsApp, YouTube, etc.

⇨ Download Inshot Video Editor & Maker

You can also add the extension “Inshot for PC, Windows, Mac” to your Chrome: https://chromewebstore.google.com/detail/inshot-for-pc-windows-mac/ckbpnphghlapcnhmcgknnehcgekckgdm

Available on: Windows, iOS

Price: Free; pro version at $29.99

VSDC Video Editor is an add sound to video app for Windows. It’s also available for iOS devices now. As a non-linear editing application for high-resolution footage, VSDC is capable of processing 4K UHD, 3D, and VR 360-degree videos. It also has the ability to improve audio, record and add voice-overs, apply sound effects, etc.

Key features:

• Add an audio and image file to a video
• Various visual, audio, and text effects and subtitles
• Widely supported video/audio formats and codecs
• 4K and HD export
• Blending mode and Instagram-like filters
• Upload right to YouTube and other social networks

⇨ Download VSDC Video Editor

Available on: Windows, Mac, Android, iPhone, iPad

Price: Free; pro version from $4.58 per month

PowerDirector is a cross-platform add audio to video app developed by CyberLink. It provides powerful and easy-to-use tools to edit video files, helping you save a lot of time and energy. Besides, it can edit, record, and restore audio in one click with AI for unmatched clarity for your podcast, narration, or voiceovers.

Key features:

• Add background music and sound effects
• Enhance audio, denoise, remove vocal, etc.
• Add animated titles, stickers, overlays, and transitions
• AI tools like voice changer and speech-to-text transcription
• Control video speed, correct color, fix shaky cam footage, etc.
• Upload straight to TikTok and Instagram

⇨ Download PowerDirector Video Editor

Available on: Android, iPhone, iPad

Price: Free; in-app purchase from $9.99 per month

KineMaster is another app to add sound to video on mobile phones and iPads. It offers free, professional, and easy-to-use video/audio editing features, such as copyright-free music, audio effects, transitions, voice changer, etc. It’s worth a try if you are looking for a vlog editor, video collage maker, music video maker, or animation creator.

Key features:

• Royalty-free music and sound effects in the KineMaster Asset Store
• Audio editing features such as pitch control, reverberation, and more
• Support videos from screen recorders, GoPro, or drones without conversion
• Chroma key, background remover, and color filter
• Video speed control and reverse playback
• Export up to 4K resolution and 60 FPS

⇨ Download KineMaster Video Editor & Maker

You can also add the extension “Kinemaster for PC, Windows, Mac” to your Chrome: https://chromewebstore.google.com/detail/download-kinemaster-for-p/hbhpmkpkbhplmjbnkdpfehieedljphed

Available on: Android, iPhone, iPad

Price: Free; Splice monthly with a free trial at $13.99

Splice offers an easy way to create customized yet professional-looking videos on your Android or iPhone. With it, you can easily add music to a video and apply sound effects. Also, its built-in voice recorder allows you to record narration and put it over the video.

Key features:

• Choose songs from 6,000+ royalty-free tracks
• Trim and mix audio tracks precisely
• Use a song from your iTunes collection
• Overly photos and videos
• Add titles and text overlays
• Share directly to YouTube, Instagram, TikTok, Facebook, etc.

⇨ Download Splice Video Editor & Maker

Available on: iPhone, iPad

Price: Free; premium from $7.99 per month

Filmmaker Pro is a powerful add audio to video app for iOS devices. It has many editing tools, including video trimming, splitting, filtering, GIF making, and so forth. The app also offers audiometer-assisted voiceovers and can adjust the playback speed. On top of that, its auto-save ensures that your edits are never lost.

Key features:

• 120 royalty-free music tracks
• Add music, trim audio tracks, and apply sound effects
• Support for unlimited audio tracks, voice-overs, and text overlays
• Create and manage unlimited projects
• 4K video support (on iPhone SE or later and iPad Pro)
• Adjust frame rate, aspect ratio, background color, volume, etc.

⇨ Download Filmmaker Pro Video Editor

Available on: iPhone, iPad

Price: Free; pro version from $1.99 per month

Clipper is a great tool to help you make amazing mini-movies on the iPhone or iPad. It can arrange clips, edit segments, and crop vertical videos. Meanwhile, the app offers a lot of songs, which you can use as your video soundtrack. It also allows you to add your own music and apply effects in seconds.

Key features:

• Simple to use for everyone
• Exclusive songs and music
• Enhance videos with carefully crafted effects
• Save to your camera roll
• Share via email, Twitter, and Facebook

⇨ Download Clipper Instant Video Editor

Note: Clipper’s developer has not updated this application for versions after iPhone X.

Available on: Windows, Mac, Android, iPhone, iPad

Price: Free

VLC Media Player is a cross-platform and multifunctional freeware software. Besides being a media player, it can act as a simple add audio to video app. Using VLC, you can play a video with an extra audio file or convert and save the video with newly added audio to your local folder. If you want to know how to do that, follow this guide: How to Add Audio to Video in VLC?

Key features:

• Play media files, DVDs, Audio CDs, VCDs, and streaming protocols
• Rip DVD and Blu-ray discs
• Convert video and audio files
• Edit videos by cropping, cutting, and with various effects
• Download YouTube videos and other network streams
• Remove audio from any video

⇨ Download VLC Media Player

Q1. What is the best app to add audio to video for free?

For PC: WonderFox Free HD Video Converter Factory
For mobile: Inshot Video Editor & Maker
For all devices: PowerDirector Video Editor

Q2. How to put different audio over a video?

1) DownloadDownload WonderFox Free HD Video Converter Factory and launch it on your PC.
2) Go to “Converter” and click “Add Files” to import your video file.
3) Change the output format to “MP4”, “MKV”, or “MOV”.
4) Click “+” to add audio files. Then, check all the soundtracks.
5) Press “Run”.

Q3. How to add audio to video on iPhone, iPad, or Android?

1) Download the Inshot app and run it on your phone.
2) Tap the “Video” icon and import your video.
3) Click the music note icon to enter the “Music” tab.
4) Choose the “Featured” tracks, “My Music”, or “Effects” to add stock music, audio effects, or other audio files. Alternatively, you can record a voiceover and add it to your video.

Q4. How to add audio to a video on Android, iPhone, Windows, or Mac?

1) Download PowerDirector and open the video editor app.
2) Tap “New Project” to import a video.
3) Click “Audio” to add music.
4) Cut the audio to make it synced with the video.
5) Export and share the video with newly inserted music.

Q5. Can you add audio to video online?

Yes. You can go to https://online-video-cutter.com/add-music-to-video to start your work instantly. Of course, you can learn about the top 9 online video editors (with no watermark) and choose a proper one to put audio on video online for free.

You may also like: How to Add Audio to Video Using FFmpeg?

This post shares 10 apps that add audio to video on different devices. Anyway, I hope it is helpful to you. Thanks for reading till the end! Have a nice day!