Combine multiple video clips into one seamless video. No watermark, no login.
Drop a file or click to choose
MP4 · MOV · WebM supported
🔒 Your file is processed in your browser. It is not uploaded to any server for this tool.
Upload your first video to the timeline
Add more clips and reorder them
Export the merged video
Instant — No Install
Works directly in your browser. No app download needed.
Private & Secure
Your video never leaves your device for free tools.
No Login Required
Just upload and start editing. No account needed.
No Watermark
Export clean videos without any CutKarlo branding.
How many videos can I merge?
There's no hard limit ? as many as your browser memory can handle.
Do all clips need to be the same format?
Recommended, but the editor handles mixed formats via FFmpeg.
Free, no login, runs in your browser. Just upload and start.
No login · No watermark · No upload to server