What does Video Merger do?
Join several video clips into one continuous MP4 in the order you choose.
Video Merger accepts MP4, WEBM, MOV, MKV, AVI and M4V files — and you can add several at once, and produces MP4 output.
Your MP4, WEBM, MOV, MKV, AVI and M4V files are processed locally in your browser — they are never uploaded to our servers.
How to use Video Merger
- 1Drag and drop your files onto the upload area, or click “Choose files”.
- 2Adjust the video merger settings to suit your needs.
- 3Click the main action button and wait a moment while it is processed on your device.
- 4Preview the result and download your MP4 files.
Supported formats
- Input
- MP4WEBMMOVMKVAVIM4V
- Output
- MP4
Frequently asked questions
Is Video Merger free?
Yes. Video Merger is completely free with no sign-up and no watermarks.
Are my files uploaded?
Your MP4, WEBM, MOV, MKV, AVI and M4V files are processed locally in your browser — they are never uploaded to our servers.
Is there a file size limit?
Free usage supports files up to 500 MB. Because processing happens on your device, very large files depend on your device's available memory.