Upload a video and a separate audio file — the system combines them into a single output with perfect sync and original quality preserved.
Try It Free →Most editors are overkill for swapping or adding an audio track. Video with Audio Merger does it in seconds — upload both files, merge, done.
How it works
Click 'Upload files' under Video and select a video file from your device. All common formats are supported.
Click 'Upload files' under Audio and select the audio track you want to merge with the video.
Hit 'Merge'. Your combined file is ready in seconds. Preview the result directly or download it instantly.
Features
Replace or add a new audio track to your video. Swap out the original sound with any audio file you choose.
Audio and video stay perfectly aligned throughout the merged output. No drift or timing issues.
The system maintains the original video and audio quality with no unnecessary re-encoding or compression.
All your merged files are stored automatically. Open any past file to preview, download, or reuse it.
Watch your merged video directly in the browser the moment it's ready — no media player needed.
Your files are stored securely in the cloud and accessible from your History section anytime.