offlinewebtools.com — free, watermark-free browser tools that stay on your device with nothing uploading to our servers

Join Videos

Concatenate multiple video files into a single continuous video with synchronized audio and transitions.

Free to use, no watermarks, runs in your browser—nothing uploads to our servers

Source file

Files are processed locally in your browser using WebAssembly.

Note: This tool requires uploading multiple video files. Current implementation is limited to single file input. Use desktop video editing software for joining multiple videos.

Report a bug

If this tool misbehaves, share a quick summary so we can investigate. We include the tool URL automatically—no need to copy and paste.