Video Audio Merger - How to Combine Video and Audio

Combining audio and video is an effective way to better the overall video effect. If you want to add audio to your slideshow or video, Filmora Video Editor is the ideal video audio merger for handling this task.

With this awesome tool, you can instantly merge video with audio files without losing quality. And the basic process of merging is fairly straightforward. Besides, separate tracks for video, audio are provided, allowing you to edit them precisely and easily. If desired, you can freely move the audio forward or backward on timeline panel for synchronization.

In addition to join audio and video together, this program also allows you to detach audio from video. This feature enables you to replace the original audio of the video with your desired background audio.

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How to merge video with audio in minutes

In the following guide, you will learn how to merge synchronized video and audio into a single clip.

1Load video and audio files

To begin, launch the application and add your video and audio files by clicking the "Import" button. Once the files are successfully added, they will be displayed as thumbnails in the User's Album. This program has a high compatibility with nearly all the video formats, including AVI, WMV, MKV, FLV, MOV, MP4 and etc.

2Combine video and audio files together

Drag your video and audio files to the timeline panel. Then they will be displayed respectively in video track and music track. Move the audio left and right to make it in sync with the video. In the preview window, you can check the result in real time. If you're happy with the result, go to the next step to generate the file.

Note: Double click on the audio thumbnail to open the audio editing window. Here you can adjust volume, tune pitch, change its speed and add fade-in or fade-out effect. If you want to extract a segment from the audio, you can split the unnecessary part in the music track by clicking the scissors button. Then match the rest part with the video clip.

3Export the resultant file

If you have got what you want, click "Create" to choose the way of publishing. Click "Device" and select your multimedia device from the drop-down list to export the final video; click "Format" to save the video to your target directory either in its original format or other popular formats. Social media and DVD lovers can click "YouTube" or "DVD" to share the final video.