Reorder before merge
Move clips up or down so they play in the exact sequence you want.
Free Online Video Merger
Join MP4, MOV, MKV, and WebM clips into one video in your browser—free, no install, no upload. Reorder segments, pick output format, and download. Processing stays on your device for privacy.
Drag & drop videos to merge
or click anywhere in this area to choose files
Add at least 2 files · MP4, MOV, MKV, WebM · Max 500 MB each
Output settings
Clips are normalized to 1280×720 at 30 fps. Use the arrow buttons in the list to set merge order.
Processed locally in your browser — files never leave your device. Need trim, crop, or other edits? Trim videos online or try the Windows desktop app.
Why Use This Free Online Video Merger?
Combine clips in order, export once—same privacy-first approach as our other online tools.
Normalized output
Clips are scaled to a consistent size so playback looks smooth end to end.
Privacy-first
Everything runs on your device in the browser—your originals stay private.
Supported Input Formats
Works with popular video formats for tutorials, highlights, social clips, and more.
Video inputs
MP4, MOV, MKV, WebM, AVI, MPEG, and other common video files up to 500 MB each.
Shorter clips process faster in the browser.
Video output
Export as MP4 (H.264) or WebM—with audio when all clips include a track.
Clips with different resolutions are normalized to 1280×720 before merging.
How to Merge Videos Online in 3 Steps
From separate clips to one continuous video—in minutes.
1
Add videos
Drag and drop videos or click Choose Files. Multiple files can be queued at once.
2
Reorder and choose format
Use the up and down controls to set play order, select MP4 or WebM, then click Merge Videos.
3
Download
Download the combined video when merging finishes.
More Free Video & Audio Tools
Process files instantly in your browser — 100% free, no installation, and no registration required.
Video Merger FAQ
Answers to common questions about merging videos in your browser.
Is this online video merger free?
Yes. You can merge videos at no cost and without creating an account. Open the page, add at least two clips, and click Merge Videos.
Are my files uploaded to your servers?
No. Processing runs locally in your browser. Your files are processed on your device and are not sent to Videoradius servers.
Can I merge MP4 and MOV together?
Yes. Add MP4, MOV, MKV, WebM, and other supported formats in any order. Clips are normalized to 1280×720 at 30 fps before joining.
Can I change the merge order?
Yes. Use the up and down arrows in the file list to reorder clips before you click Merge Videos.
What is the maximum file size?
Each clip can be up to 500 MB. You need at least two videos to merge. Longer combined exports may take longer depending on your device and browser.
Need trim, crop, or faster batch processing?
For advanced editing, GPU acceleration, and fully offline processing, try the Videoradius Video Converter desktop app for Windows. You can also use our free Online Video Cutter or Online Video Crop tools.
Need Pro Video Tools on Windows?
Videoradius Video Converter supports 300+ formats, GPU acceleration, batch processing, and 100% offline processing.