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

Side-by-Side Video

Place two videos horizontally next to each other for comparisons, reactions, before/after demos, and split-screen effects.

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 two video files. Current implementation is limited to single file input. Use desktop video editing software for creating side-by-side 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.