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5 Simple Tools to Merge Video and Audio Online

Caroline Laurent
Caroline Laurent Originally published Feb 17, 23, updated Sep 29, 24

When it comes to creating multimedia content, merging videos and audio can be a tricky task. But with the right tools, it can be a breeze. In this article, we will share the top 5 online tools for merging videos and audio quickly and easily.

These tools will streamline your editing process and help you create seamless multimedia content that will captivate your audience. Whether you are a professional video editor or just someone looking to create a personal video, these tools will come in handy. These tools have something for everyone, from basic editing features to advanced ones. So, let's dive in and look at the best tools to merge videos and audio online.

merge video and audio online
In this article
    1. Merge Audio and Video Online Using Media.io for FREE
    2. Merge Audio and Video Online Without Watermark in 123APPS
    3. Mix Audio With Video Online in Clideo
    4. Veed.io Video Audio Merger Online
    5. Combine Video and Audio Online With FlexClip
  1. Join Video and Audio Online or Offline? Which To Choose?
  2. [Bonus] Merge Audio and Video Offline With Wondershare Filmora

5 Tools To Merge Video and Audio Online

There are a plethora of online tools available for merging videos and audio. However, not all tools are created equal. We have rounded up the top 5 online tools that are user-friendly, reliable, and efficient.

These tools will make it easy to merge your videos and audio and offer a range of features to help you create professional-looking multimedia content. Whether you are a beginner or an experienced video editor, these tools will help you finish the job in no time. So, without further ado, let's look at the top 5 online tools for merging videos and audio online.

1. Merge Audio and Video Online Using Kapwing for FREE

media io

Ratings from G2: 4.2 out of 5

Pricing:

  • Free - $0
  • Pro - $16 / monthly (or $192 billed annually)

Kapwing is a powerful online platform designed to merge video and audio seamlessly. It's particularly useful for creators who need to quickly combine multiple media elements without the hassle of downloading software. Kapwing offers a wide range of editing tools, including trimming, adjusting audio levels, adding subtitles, and applying effects. It's versatile enough for professional use yet simple enough for beginners. Moreover, Kapwing supports a variety of file formats and ensures that your projects are watermark-free, even on the free plan.

Pros
  • User-friendly interface with drag-and-drop functionality
  • Supports a wide range of file formats
  • No watermarks on the free plan
  • Includes additional editing features like subtitles and effects
Cons
  • Limited export quality on the free plan
  • Some advanced features are locked behind the Pro subscription

2. Merge Audio and Video Online Without Watermark in 123APPS

123apps

Ratings from G2: No rating yet

Pricing:

  • Free

Add music to videos and easily edit using this powerful video editing platform. Publish videos with background audio of your choice, free and high-quality, without the need for downloads, software, or browser extensions. User-friendly interface, no learning curve, and works on any device, including Mac, PC, and mobile. The platform supports various file formats, including MP4, MOV, AVI, and WMV for video and MP3, WAV, and OGG for audio.

Pros
  • Free and easy to use
  • Multiple functions provided
Cons
  • Lacks some advanced functionality
  • Too basic for video cutting

Here's how to merge audio and video using 123APPS:

Step1 Go to 123APPS and select "Video Tools" > "Add Audio to Video."

123apps upload video

Step2 Upload the video and audio

123apps edit video

Step3 Use the "Sound" option to crop and adjust the audio volume

123apps edit audio

Step4 Select the output video format and download the final video with audio included.

123apps download video

3. Mix Audio With Video Online in Clideo

clideo

Ratings from G2: 4.8 out of 5

Pricing:

  • Free - $0 with a watermark
  • Monthly - $9.00

Clideo is a free, easy-to-use, browser-based video merging tool by Softo. It supports almost all video formats and allows you to add borders, choose aspect ratio templates or crop the video, apply transition effects, and add music. You can import multiple videos and arrange them in your desired order with drag and drop.

Pros
  • Free to use with unlimited videos
  • Easy to use
  • Supports multiple video formats
Cons
  • Lack of themes and design elements

Here's how to merge audio and video using Clideo:

Step1 Go to Clideo's page to add music to videos.

clideo add media

Step2 Drag and drop a video from your computer to access the editor.

clideo upload video

Step3 Add the audio file and sync it with the video.

clideo edit audio

Step4 Select "Export" and wait for it to finish, then download the final video.

clideo export video

4. Veed.io Video Audio Merger Online

veed

Ratings from G2: 4.2 out of 5

Pricing:

  • Free - $0
  • Monthly - $12.00

VEED is a versatile video editor that makes it simple to merge, join, and combine various media files online. Whether using a Windows, Mac, or mobile device, you can easily cut, trim, and arrange multiple video clips into one file on a user-friendly timeline. You can also add audio, image files, and subtitles with a single click.

Compatible with all browsers and versions, VEED supports all file formats and allows you to upload multiple file types, arrange your video tracks, and export as one file. With VEED, you can easily create a seamless Instagram Story or YouTube Ad and even resize your clips in one click.

Pros
  • Attractive and well-organized layout
  • Compatible with all devices, including smartphones
  • Simple and easy to begin using
Cons
  • Cannot specify precise starting and ending times for video cuts
  • The free version includes watermarks on output videos
  • Limited to videos shorter than 10 minutes and 250 MB in size

Here's how to merge audio and video using VEED:

Step1 Go to VEED's website and upload your video files and audio.

Step2 Use the cutter/splitter tool to trim any file ends as needed.

veed edit media

Step3 Click the "Export" button to merge the files into a single video. Download the newly created merged video file.

veed export video

5. Combine Video and Audio Online With FlexClip

flexclip

Ratings from G2: 4.0 out of 5

Pricing:

  • Free - $0
  • Basic - $9.99 per month
  • Plus - $19.99 per month
  • Business - $29.99 per month

FlexClip's online audio and video merger is a simple solution for combining audio and video files. The process is as easy as uploading your video and audio files and then syncing them by adjusting the slider. The entire process takes just a few minutes, and there is no loss in video or audio quality, nor will a watermark be added to the output.

Once you have successfully merged your audio and video, you can easily share the video to YouTube or download it to your computer with just one click. It's an efficient and effective way to merge audio and video.

Pros
  • The stock library is royalty-free and allows for the monetization of projects without copyright restrictions
  • The user interface is simple and easy to navigate
  • The pricing is reasonable compared to other professional video editors
Cons
  • The features are more basic compared to other professional video editors
  • The video converter has limited output format options

Here's how to merge audio and video using FlexClip:

Step1 Open the FlexClip website and drag and drop your video clip into the Media section. Add it to the timeline.

Step2 Upload your audio file from your computer to the Media section.

flexclip upload audio

Step3 Adjust the audio and video on the timeline by dragging the slider.

flexclip adjust slider

Step4 Finish editing or select a resolution to download the merged video.

Join Video and Audio Online or Offline? Which To Choose?

Merging audio and video can be done either online or offline. Each method has its advantages and disadvantages.

Online video and audio merging join audio and video files using an online tool. The main advantage of this method is that it is easily accessible and requires no software installation. Many online tools are also free to use and offer various editing options. Additionally, online tools are often compatible with many file formats, making working with different audio and video files easy.

On the other hand, offline video and audio merging requires video editing software installed on a computer. The main advantage of this method is that it offers more advanced editing options and greater control over the final output. Offline tools also typically offer a wider range of output options and higher-quality output. However, offline tools can be more expensive and require a certain level of technical expertise to use effectively.

[Bonus] Merge Audio and Video Offline With Wondershare Filmora

Free Download
Free Download

Merging audio and video offline with Filmora is a great option for those who want more advanced editing capabilities and are okay with downloading software to their computer. This powerful video editing software allows you to easily merge, trim, and edit multiple video and audio files, while also providing a wide range of creative tools, including effects, filters, and animations. With Filmora, you can create professional-quality videos with minimal effort.

Filmora is a powerful video editing software that allows users to merge audio and video offline easily. The software boasts a user-friendly interface that makes it easy for users to navigate and access the various features, including adding audio to video and syncing them together.

With Filmora, users can import audio and video files and use the software's timeline to arrange and sync them. It also provides a wide range of options for editing, such as trimming, cutting, and adjusting the volume of audio tracks. Filmora also offers a variety of export options, including a choice of resolutions and file formats, making it a great choice for those looking to merge audio and video offline.

Here's how to merge audio and video using Filmora:

Step1 Drag and drop or use the "Import Media" button to add audio and video files to Filmora.

filmora import media

Step2 Arrange the media files on the timeline and sync the video with the audio.

filmora arrange videos

Step3 Right-click the video, select "Detach Audio," delete the original audio, and replace it with new audio.

filmora detach audio

Step4 Choose a format and click "Export" to save the final video.

filmora export video

Conclusion

There are many ways to merge audio and video, whether online or offline. Each method has its own set of advantages and disadvantages. It ultimately depends on your needs and preferences. Filmora is a great offline option for those looking for a professional video editor with a user-friendly interface, while online options offer a quick and easy solution for basic editing needs.

Caroline Laurent
Caroline Laurent Sep 29, 24
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